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1boy 1cuntboy 2020s 2022 2d 2d_(artwork) animated_skeleton blue_blush blue_hoodie blue_jacket blue_pussy blush bottom_sans bottomless brother brothers clothed cuntboy digital_media_(artwork) disembodied_hands disembodied_penis drooling ectopenis ectoplasm ectopussy fingers_interlocked fontcest gloves hands hooded_jacket hoodie imminent_penetration imminent_sex incest interlocked_fingers intertwined_fingers jacket japanese_text logo_(pixiv_id_30462562) male male/cuntboy male_out_of_frame male_penetrating monster monster_boy orange_penis papyrus papyrus_(undertale) papysans partially_clothed partially_nude penis pixiv pussy red_gloves sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton solo_focus submissive sweat text top_papyrus uke_sans undead undertale undertale_(series) unseen_character unseen_male unseen_male_face video_game_character video_games yaoi
1boy 1cuntboy 2020s 2022 2d 2d_(artwork) animated_skeleton blue_blush blue_hoodie blue_jacket blue_pussy blush bottom_sans bottomless brother brothers clothed cuntboy digital_media_(artwork) disembodied_hands disembodied_penis drooling ectopenis ectoplasm ectopussy fingers_interlocked fontcest gloves hands hooded_jacket hoodie imminent_penetration imminent_sex incest interlocked_fingers intertwined_fingers jacket japanese_text logo_(pixiv_id_30462562) male male/cuntboy male_out_of_frame male_penetrating monster monster_boy orange_penis papyrus papyrus_(undertale) papysans partially_clothed partially_nude penis pixiv pussy red_gloves sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton solo_focus submissive sweat text top_papyrus uke_sans undead undertale undertale_(series) unseen_character unseen_male unseen_male_face video_game_character video_games yaoi
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2022 2d animated_skeleton anon anonymous_male bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller black_censor_bar blue_blush blush bottom_sans censor_bar censored_penis clothed digital_media_(artwork) dominant_pov faceless_male fingers_interlocked glans grabbing_hand grabbing_hands hand_grab hoodie interlocked_fingers intertwined_fingers japanese_text larger_male larger_penetrating larger_penetrating_smaller logo_(pixiv_id_30462562) male male_pov monster monster_boy penetrating_pov penis pov sans sans_(undertale) skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom solo_focus soul soul_sex submissive sweat text uke_sans undead undertale undertale_(series) unseen_male_face
2022 2d animated_skeleton anon anonymous_male bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller black_censor_bar blue_blush blush bottom_sans censor_bar censored_penis clothed digital_media_(artwork) dominant_pov faceless_male fingers_interlocked glans grabbing_hand grabbing_hands hand_grab hoodie interlocked_fingers intertwined_fingers japanese_text larger_male larger_penetrating larger_penetrating_smaller logo_(pixiv_id_30462562) male male_pov monster monster_boy penetrating_pov penis pov sans sans_(undertale) skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom solo_focus soul soul_sex submissive sweat text uke_sans undead undertale undertale_(series) unseen_male_face
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2017 2boys 2d ahegao anal animated_skeleton announcing_orgasm artist_name blue_blush blue_tongue blush boots bottom_sans bottomless_skirt brother/brother brother_penetrating_brother brothers christmas christmas_hat christmas_outfit clothed clothing comic comic_page comic_panel couch couch_sex crossdressing cum digital_media drooling duo ectopenis ectoplasm ectotongue edit edited ejaculation english_text fontcest from_front_position gloves hat holidays incest interlocked_fingers intertwined_fingers intraspecies large_filesize legwear long_image making_out male male/male male_only male_penetrated male_penetrating male_penetrating_male merry_christmas midriff missionary_position monochrome monster monster_boy multiple_images orgasm papyrus_(undertale) papysans partially_colored penetration red_blush red_penis red_tongue removing_glove saliva saliva_trail sans_(undertale) santa_costume santa_hat scarf sequential sex short_skirt sibling_incest siblings skeleton skirt sofa stockings talking tall_image tears teeth text third-party_edit thornisicezins thrusting tongue top_papyrus topwear touching_crotch tumblr_username typo undead undertale undertale_(series) video_games wink yaoi
2017 2boys 2d ahegao anal animated_skeleton announcing_orgasm blue_blush blue_tongue blush bottom_sans bottomless_skirt brother/brother brother_penetrating_brother brothers christmas christmas_outfit clothed clothing comic comic_page comic_panel couch couch_sex crossdressing cum digital_media duo ectopenis ectoplasm ectotongue ejaculation english_text fontcest holidays incest interlocked_fingers intertwined_fingers intraspecies legwear male male/male male_only male_penetrated male_penetrating male_penetrating_male merry_christmas midriff missionary_position monochrome monster monster_boy on_couch orgasm papyrus_(undertale) papysans partially_colored red_blush red_penis sans_(undertale) santa_costume scarf sequential sex sibling_incest siblings skeleton skirt stockings sweat talking tears teeth text thornisicezins tongue top_papyrus topwear typo undead undertale undertale_(series) video_games yaoi
2017 2boys 2d ahegao anal animated_skeleton announcing_orgasm blue_blush blue_tongue blush bottom_sans bottomless_skirt brother/brother brother_penetrating_brother brothers christmas christmas_outfit clothed clothing comic comic_page comic_panel couch couch_sex crossdressing cum digital_media duo ectopenis ectoplasm ectotongue ejaculation english_text fontcest holidays incest interlocked_fingers intertwined_fingers intraspecies legwear male male/male male_only male_penetrated male_penetrating male_penetrating_male merry_christmas midriff missionary_position monochrome monster monster_boy on_couch orgasm papyrus_(undertale) papysans partially_colored red_blush red_penis sans_(undertale) santa_costume scarf sequential sex sibling_incest siblings skeleton skirt stockings sweat talking tears teeth text thornisicezins tongue top_papyrus topwear typo undead undertale undertale_(series) video_games yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brothers chinese_text clothed comic digital_media_(artwork) duo ectotongue fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies making_out male male/male male_only monochrome monster monster_boy on_bed orange_blush orange_tongue papyrus papyrus_(undertale) papysans saliva_trail sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton text text_bubble top_papyrus uke_sans undead undertale undertale_(series) upper_body veah-3sin video_games yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brothers chinese_text clothed comic digital_media_(artwork) duo ectotongue fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies making_out male male/male male_only monochrome monster monster_boy on_bed orange_blush orange_tongue papyrus papyrus_(undertale) papysans saliva_trail sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton text text_bubble top_papyrus uke_sans undead undertale undertale_(series) upper_body veah-3sin video_games yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brothers chinese_text clothed comic digital_media_(artwork) duo ectotongue edit edited fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies long_image making_out male male/male male_only monochrome monster monster_boy multiple_images on_bed orange_blush orange_tongue papyrus papyrus_(undertale) papysans partially_colored saliva_trail sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton tall_image text text_bubble third-party_edit top_papyrus tumblr uke_sans undead undertale undertale_(series) veah-3sin video_games yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brothers chinese_text clothed comic digital_media_(artwork) duo ectotongue edit edited fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies long_image making_out male male/male male_only monochrome monster monster_boy multiple_images on_bed orange_blush orange_tongue papyrus papyrus_(undertale) papysans partially_colored saliva_trail sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton tall_image text text_bubble third-party_edit top_papyrus tumblr uke_sans undead undertale undertale_(series) veah-3sin video_games yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_cum blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers closed_eyes clothed cum cum_on_face cum_on_self cum_while_penetrated cumshot duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat tears top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_cum blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers closed_eyes clothed cum cum_on_face cum_on_self cum_while_penetrated cumshot duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat tears top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_cum blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers closed_eyes clothed cum cum_on_face cum_on_self duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat tears top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_cum blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers closed_eyes clothed cum cum_on_face cum_on_self duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat tears top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2017 2boys anal animated_skeleton bed_sheet bigger_dom bigger_dom_smaller_sub bigger_male bigger_penetrating bigger_penetrating_smaller blue_blush blue_hoodie blue_jacket blue_penis blush bottom_sans bottomless brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed duo ectopenis fingers_interlocked fontcest from_front_position gay gay_sex gloves grabbing_sheets gripping_sheets hooded_jacket hoodie incest indoors interlocked_fingers intertwined_fingers intraspecies larger_male larger_penetrating larger_penetrating_smaller male male/male male_only male_penetrated male_penetrating male_penetrating_male missionary_position mmmemmo monster monster_boy orange_blush papyrus papyrus_(undertale) papysans penetration penis red_gloves sans sans_(undertale) seme_papyrus sequence sequential sequential_art sequential_set sex sibling_incest siblings skeleton small_sub small_sub_big_dom smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom sweat top_papyrus uke_sans undead undertale undertale_(series) visible_breath yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom bottom_sans brother/brother brothers chinese_text clothed comic digital_media_(artwork) duo fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies male male/male male_only monochrome monster monster_boy on_bed papyrus papyrus_(undertale) papysans sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton text text_bubble top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face veah-3sin video_games yaoi
2010s 2018 2boys 2d 2d_(artwork) animated_skeleton bed bedroom bottom_sans brother/brother brothers chinese_text clothed comic digital_media_(artwork) duo fontcest gay incest indoors interlocked_fingers intertwined_fingers intraspecies male male/male male_only monochrome monster monster_boy on_bed papyrus papyrus_(undertale) papysans sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton text text_bubble top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face veah-3sin video_games yaoi
1boy 1girl 2018 2d ahegao animated_skeleton anthro anthro_on_humanoid anthro_penetrating anthro_penetrating_humanoid ass big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_female bigger_penetrating bigger_penetrating_smaller blue_blush blue_tongue blush boss_monster bottom_sans breasts caprine digital_media_(artwork) disembodied_hand disembodied_hands dominant dominant_anthro dominant_female dominant_pov duo ectoplasm ectotongue english_text female/male female_anthro female_penetrating female_penetrating_male female_pov femdom floppy_ears from_front_position fur furry furry_female goat goat_girl grabbing_sheets gripping_sheets heart-shaped_pupils heart_eyes hetero humanoid humanoid_penetrated interlocked_fingers intertwined_fingers ireallyneedtofindabetternamesoon larger_anthro larger_female larger_penetrating larger_penetrating_smaller leg_grab male male_focus male_moaning male_penetrated malesub mature mature_anthro mature_female milf moaning monster monster_boy monster_girl nude nude_male open_mouth partial_female pegging penetrating_pov penetration penetrator_pov pink_background pleasure_face sans_(undertale) sequence sequential sex sex_toy simple_background size_difference skeleton small_sub small_sub_big_dom smaller_humanoid smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom solo_focus straight strap-on submissive submissive_male tail tail_tuft tears text tongue tongue_out toriel torisans undead undertale undertale_(series) unseen_female_face video_game_character video_games white_body white_fur
1boy 1girl 2018 2d ahegao animated_skeleton anthro anthro_on_humanoid anthro_penetrating anthro_penetrating_humanoid ass big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_female bigger_penetrating bigger_penetrating_smaller blue_blush blue_tongue blush boss_monster bottom_sans breasts caprine digital_media_(artwork) disembodied_hand disembodied_hands dominant dominant_anthro dominant_female dominant_pov duo ectoplasm ectotongue english_text female/male female_anthro female_penetrating female_penetrating_male female_pov femdom floppy_ears from_front_position fur furry furry_female goat goat_girl grabbing_sheets gripping_sheets heart-shaped_pupils heart_eyes hetero humanoid humanoid_penetrated interlocked_fingers intertwined_fingers ireallyneedtofindabetternamesoon larger_anthro larger_female larger_penetrating larger_penetrating_smaller leg_grab male male_focus male_moaning male_penetrated malesub mature mature_anthro mature_female milf moaning monster monster_boy monster_girl nude nude_male open_mouth partial_female pegging penetrating_pov penetration penetrator_pov pink_background pleasure_face sans_(undertale) sequence sequential sex sex_toy simple_background size_difference skeleton small_sub small_sub_big_dom smaller_humanoid smaller_male smaller_penetrated smaller_sub smaller_sub_bigger_dom solo_focus straight strap-on submissive submissive_male tail tail_tuft tears text tongue tongue_out toriel torisans undead undertale undertale_(series) unseen_female_face video_game_character video_games white_body white_fur
2017 2boys 2d animated_skeleton blue_blush blush bottom_on_top bottom_sans bottomless brother/brother brother_penetrating_brother brothers comic_sans digital_media duo ectopenis english_text fontcest gloves gradient_background holding_hands hoodie humanoid incest interlocked_fingers intertwined_fingers intraspecies looking_at_viewer male male_focus male_only male_penetrating male_pov mmmemmo monster monster_boy onomatopoeia orange_penis papyrus_(undertale) papysans partial_male penetrating_pov penetration penetrator_pov penis pov pov_hands power_bottom red_gloves sans_(undertale) sex sibling_incest siblings skeleton solo_focus teeth text top_papyrus undead undertale undertale_(series) unseen_male unseen_male_face video_game_character video_games yaoi yellow_background
2017 2boys 2d animated_skeleton blue_blush blush bottom_on_top bottom_sans bottomless brother/brother brother_penetrating_brother brothers comic_sans digital_media duo ectopenis english_text fontcest gloves gradient_background holding_hands hoodie humanoid incest interlocked_fingers intertwined_fingers intraspecies looking_at_viewer male male_focus male_only male_penetrating male_pov mmmemmo monster monster_boy onomatopoeia orange_penis papyrus_(undertale) papysans partial_male penetrating_pov penetration penetrator_pov penis pov pov_hands power_bottom red_gloves sans_(undertale) sex sibling_incest siblings skeleton solo_focus teeth text top_papyrus undead undertale undertale_(series) unseen_male unseen_male_face video_game_character video_games yaoi yellow_background
2010s 2017 2boys animated_skeleton blue_blush blue_hoodie blue_jacket blush bottom_sans brother brother/brother brother_and_brother brothers clothed duo fingers_interlocked fontcest hooded_jacket hoodie incest interlocked_fingers intertwined_fingers jacket kissing male male_only mintea_007 monster off_shoulder off_shoulders papyrus papyrus_(undertale) papysans sans sans_(undertale) seme_papyrus skeleton top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face upper_body yaoi
2010s 2017 2boys animated_skeleton blue_blush blue_hoodie blue_jacket blush bottom_sans brother brother/brother brother_and_brother brothers clothed duo fingers_interlocked fontcest hooded_jacket hoodie incest interlocked_fingers intertwined_fingers jacket kissing male male_only mintea_007 monster off_shoulder off_shoulders papyrus papyrus_(undertale) papysans sans sans_(undertale) seme_papyrus skeleton top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face upper_body yaoi
blaze_lupine caught_and_disciplined closed_eyes diamond_tiara diamond_tiara_(mlp) friendship_is_magic hasbro holding_hands interlocked_fingers intertwined_fingers leg_lock legs_around_waist missionary moaning moaning_in_pleasure my_little_pony original_character spoiled_rich_(mlp) vaginal vaginal_penetration
blaze_lupine caught_and_disciplined closed_eyes diamond_tiara diamond_tiara_(mlp) friendship_is_magic hasbro holding_hands interlocked_fingers intertwined_fingers leg_lock legs_around_waist missionary moaning moaning_in_pleasure my_little_pony original_character spoiled_rich_(mlp) vaginal vaginal_penetration
2022 2d 2d_(artwork) animated_skeleton blue_hoodie blue_jacket blush bottom_sans brother brothers clothed digital_media_(artwork) dominant_pov fingers_interlocked fontcest gloves grabbing_hand hooded_jacket hoodie incest interlocked_fingers intertwined_fingers intraspecies jacket japanese_text logo_(pixiv_id_30462562) looking_at_viewer male male_pov monster monster_boy papyrus papyrus_(undertale) papysans pinned_down pixiv pov red_gloves sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton solo_focus submissive sweat text text_bubble top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face video_game_character video_games yaoi
2022 2d 2d_(artwork) animated_skeleton blue_hoodie blue_jacket blush bottom_sans brother brothers clothed digital_media_(artwork) dominant_pov fingers_interlocked fontcest gloves grabbing_hand hooded_jacket hoodie incest interlocked_fingers intertwined_fingers intraspecies jacket japanese_text logo_(pixiv_id_30462562) looking_at_viewer male male_pov monster monster_boy papyrus papyrus_(undertale) papysans pinned_down pixiv pov red_gloves sans sans_(undertale) seme_papyrus sibling_incest siblings skeleton solo_focus submissive sweat text text_bubble top_papyrus uke_sans undead undertale undertale_(series) unseen_male_face video_game_character video_games yaoi
2021 2boys 2d anal animated_skeleton big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_penetrating bigger_penetrating_smaller blue_blush blue_tongue blush bottom_sans bottomwear brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed clothed_sex clothing digital_media duo ectopenis erection fontcest goma_dango_555 holding_hands incest interlocked_fingers intertwined_fingers intraspecies japanese_text kneeling larger_penetrating larger_penetrating_smaller making_out male male_only male_penetrating monster monster_boy off_shoulder orange_blush pants pants_around_one_leg papyrus_(undertale) papysans partially_clothed penetration penis sans_(undertale) seme_papyrus sex sibling_incest siblings simple_background skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom socks socks_on text toony top_papyrus topwear uke_sans undead undertale undertale_(series) video_game_character video_games white_background x-ray yaoi
2021 2boys 2d anal animated_skeleton big_dom big_dom_small_sub bigger_dom bigger_dom_smaller_sub bigger_penetrating bigger_penetrating_smaller blue_blush blue_tongue blush bottom_sans bottomwear brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed clothed_sex clothing digital_media duo ectopenis erection fontcest goma_dango_555 holding_hands incest interlocked_fingers intertwined_fingers intraspecies japanese_text kneeling larger_penetrating larger_penetrating_smaller making_out male male_only male_penetrating monster monster_boy off_shoulder orange_blush pants pants_around_one_leg papyrus_(undertale) papysans partially_clothed penetration penis sans_(undertale) seme_papyrus sex sibling_incest siblings simple_background skeleton small_sub small_sub_big_dom smaller_penetrated smaller_sub smaller_sub_bigger_dom socks socks_on text toony top_papyrus topwear uke_sans undead undertale undertale_(series) video_game_character video_games white_background x-ray yaoi
2017 2boys 2d animated_skeleton bottom_sans brother/brother brothers carrying carrying_partner carrying_position crying duo ectotongue fontcest incest interlocked_fingers intertwined_fingers licking licking_face lowest-of-dirt monster orange_tongue papyrus_(undertale) papysans sans_(undertale) seme_papyrus skeleton tongue top_papyrus traditional_media undead undertale undertale_(series) video_game_character video_games yaoi
2017 2boys 2d animated_skeleton bottom_sans brother/brother brothers carrying carrying_partner carrying_position crying duo ectotongue fontcest incest interlocked_fingers intertwined_fingers licking licking_face lowest-of-dirt monster orange_tongue papyrus_(undertale) papysans sans_(undertale) seme_papyrus skeleton tongue top_papyrus traditional_media undead undertale undertale_(series) video_game_character video_games yaoi
2010s 2d 2d_(artwork) anal animated_skeleton blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brother_penetrating_brother brothers comic digital_media_(artwork) duo ectopenis eli-sin-g english_text fingers_interlocked fontcest hypnotized incest interlocked_fingers intertwined_fingers intraspecies kolesjoie male mind_control monster monster_boy orange_blush orange_penis papyrus papyrus_(undertale) papysans penetration penis sans sans_(undertale) seme_papyrus sequence sequential sex sibling_incest siblings skeleton sweat text tongue tongue_out top_papyrus tumblr uke_sans undead undertale undertale_(series) video_game_character video_games yaoi
2010s 2d 2d_(artwork) anal animated_skeleton blue_blush blue_tongue blush bottom_sans brother brother/brother brother_and_brother brother_penetrating_brother brothers comic digital_media_(artwork) duo ectopenis eli-sin-g english_text fingers_interlocked fontcest hypnotized incest interlocked_fingers intertwined_fingers intraspecies kolesjoie male mind_control monster monster_boy orange_blush orange_penis papyrus papyrus_(undertale) papysans penetration penis sans sans_(undertale) seme_papyrus sequence sequential sex sibling_incest siblings skeleton sweat text tongue tongue_out top_papyrus tumblr uke_sans undead undertale undertale_(series) video_game_character video_games yaoi
2010s 2d 2d_(artwork) animated_skeleton anon anonymous blue_blush blue_tongue blush bottom_sans bouncing_penis brother brother/brother brother_and_brother brother_penetrating_brother brothers comic cum cum_in_mouth digital_media_(artwork) duo ectopenis edit edited eli-sin-g english_text fellatio finger_snap fingers_interlocked fontcest hypnotized incest interlocked_fingers intertwined_fingers irrumatio kolesjoie long_image male mind_control monster mouthfuck multiple_images orange_blush orange_penis papyrus papyrus_(undertale) papysans penetration penis red_penis sans sans_(undertale) seme_papyrus sequence sequential sex skeleton swallowing_cum sweat talking tall_image text third-party_edit tongue tongue_out top_papyrus tumblr uke_sans undead undertale undertale_(series) veiny_penis video_games yaoi
2010s 2d 2d_(artwork) animated_skeleton anon anonymous blue_blush blue_tongue blush bottom_sans bouncing_penis brother brother/brother brother_and_brother brother_penetrating_brother brothers comic cum cum_in_mouth digital_media_(artwork) duo ectopenis edit edited eli-sin-g english_text fellatio finger_snap fingers_interlocked fontcest hypnotized incest interlocked_fingers intertwined_fingers irrumatio kolesjoie long_image male mind_control monster mouthfuck multiple_images orange_blush orange_penis papyrus papyrus_(undertale) papysans penetration penis red_penis sans sans_(undertale) seme_papyrus sequence sequential sex skeleton swallowing_cum sweat talking tall_image text third-party_edit tongue tongue_out top_papyrus tumblr uke_sans undead undertale undertale_(series) veiny_penis video_games yaoi
1:1 1:1_aspect_ratio 2015 animated_skeleton blue_blush blush bottom_sans crying crying_with_eyes_open disembodied_hand disembodied_hands fingers_interlocked grabbing_sheets gripping_sheets groping imminent_sex interlocked_fingers intertwined_fingers monochrome monster moonmoof multiple_hands pants_down pov sans sans_(undertale) shirt_up skeleton solo_focus submissive tears uke_sans undead undertale undertale_(series)
1:1 1:1_aspect_ratio 2015 animated_skeleton blue_blush blush bottom_sans crying crying_with_eyes_open disembodied_hand disembodied_hands fingers_interlocked grabbing_sheets gripping_sheets groping imminent_sex interlocked_fingers intertwined_fingers monochrome monster moonmoof multiple_hands pants_down pov sans sans_(undertale) shirt_up skeleton solo_focus submissive tears uke_sans undead undertale undertale_(series)
alhaitham_(genshin_impact) alternate_hairstyle bath_sex bathtub biting_thigh chinese_text comic contemporary cum_on_ass fellatio fingering genshin_impact handjob intertwined_fingers kissing legs_over_head legs_up long_hair long_image marriage_proposal masturbation missionary on_bed spread_legs tall_image text thrust_lines thrusting thrusting_hard towel_around_waist zhongli_(genshin_impact) 离离原上草
alhaitham_(genshin_impact) alternate_hairstyle bath_sex bathtub biting_thigh chinese_text comic contemporary cum_on_ass fellatio fingering genshin_impact handjob intertwined_fingers kissing legs_over_head legs_up long_hair long_image marriage_proposal masturbation missionary on_bed spread_legs tall_image text thrust_lines thrusting thrusting_hard towel_around_waist zhongli_(genshin_impact) 离离原上草
alhaitham_(genshin_impact) alternate_hairstyle bath_sex bathtub biting_thigh chinese_text comic contemporary cum_on_ass fellatio fingering genshin_impact handjob intertwined_fingers kissing legs_over_head legs_up long_hair long_image marriage_proposal masturbation missionary on_bed part_2 spread_legs tall_image text thrust_lines thrusting thrusting_hard towel_around_waist zhongli_(genshin_impact) 离离原上草
alhaitham_(genshin_impact) alternate_hairstyle bath_sex bathtub biting_thigh chinese_text comic contemporary cum_on_ass fellatio fingering genshin_impact handjob intertwined_fingers kissing legs_over_head legs_up long_hair long_image marriage_proposal masturbation missionary on_bed part_2 spread_legs tall_image text thrust_lines thrusting thrusting_hard towel_around_waist zhongli_(genshin_impact) 离离原上草
2boys alternate_universe animated_skeleton bottom_sans duo fishnet_topwear grillby_(underlust) grillby_au grillsans heart holding_hands ifunny intertwined_fingers male male_only moaning nsfwshamecave pleasure_face purple_tongue sans_(underlust) sans_au skeleton tongue tongue_out top_grillby undead underlust undertale undertale_au white_background yaoi
2boys alternate_universe animated_skeleton bottom_sans duo fishnet_topwear grillby_(underlust) grillby_au grillsans heart holding_hands ifunny intertwined_fingers male male_only moaning nsfwshamecave pleasure_face purple_tongue sans_(underlust) sans_au skeleton tongue tongue_out top_grillby undead underlust undertale undertale_au white_background yaoi