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1boy 1cuntboy 2010s 2017 2d 2d_(artwork) animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans broken_glass brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed clothed_male comic comic_page comic_panel couch couch_sex crying cuntboy cuntboy_penetrated cuntboysub digital_media_(artwork) dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy ectotongue edit edited english_text fontcest from_front_position genitals glass glowing_eye grabbing_clothing holding_glass incest intraspecies large_filesize leg_over_shoulder licking long_image male male/cuntboy male_only male_penetrating male_penetrating_cuntboy maledom missionary_position monster monster_boy multiple_images non-con non-consensual noncon nonconsensual onomatopoeia orange_blush orange_penis orange_tongue pants_around_one_leg papyrus papyrus_(undertale) papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans sans_(undertale) seme_papyrus sequence sequential sex sex_on_couch sibling_incest siblings skeleton sofa soul soul_sex speech_bubble submissive submissive_cuntboy supermuuh sweat talking tall_image tears teleport text text_bubble third-party_edit top_papyrus tumblr uke_sans undead undertale undertale_(series) unzipped unzipped_pants vaginal veiny_penis video_game_character video_games yandere yaoi

1boy 1cuntboy 2010s 2017 2d 2d_(artwork)animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans broken_glass brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed clothed_male comic comic_page comic_panel couch couch_sex crying cuntboy cuntboy_penetrated cuntboysub digital_media_(artwork)dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy ectotongue edit edited english_text fontcest from_front_position genitals glass glowing_eye grabbing_clothing holding_glass incest intraspecies large_filesize leg_over_shoulder licking long_image male male/cuntboy male_only male_penetrating male_penetrating_cuntboy maledom missionary_position monster monster_boy multiple_images non-con non-consensual noncon nonconsensual onomatopoeia orange_blush orange_penis orange_tongue pants_around_one_leg papyrus papyrus_(undertale)papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans sans_(undertale)seme_papyrus sequence sequential sex sex_on_couch sibling_incest siblings skeleton sofa soul soul_sex speech_bubble submissive submissive_cuntboy supermuuh sweat talking tall_image tears teleport text text_bubble third-party_edit top_papyrus tumblr uke_sans undead undertale undertale_(series)unzipped unzipped_pants vaginal veiny_penis video_game_character video_games yandere yaoi

1boy 1cuntboy 2010s 2017 2d 2d_(artwork) animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans broken_glass brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed clothed_male comic comic_page comic_panel couch couch_sex crying cuntboy cuntboy_penetrated cuntboysub digital_media_(artwork) dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy ectotongue edit edited english_text fontcest from_front_position genitals glass glowing_eye grabbing_clothing holding_glass incest intraspecies large_filesize leg_over_shoulder licking long_image male male/cuntboy male_only male_penetrating male_penetrating_cuntboy maledom missionary_position monster monster_boy multiple_images non-con non-consensual noncon nonconsensual onomatopoeia orange_blush orange_penis orange_tongue pants_around_one_leg papyrus papyrus_(undertale) papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans sans_(undertale) seme_papyrus sequence sequential sex sex_on_couch sibling_incest siblings skeleton sofa soul soul_sex speech_bubble submissive submissive_cuntboy supermuuh sweat talking tall_image tears teleport text text_bubble third-party_edit top_papyrus tumblr uke_sans undead undertale undertale_(series) unzipped unzipped_pants vaginal veiny_penis video_game_character video_games yandere yaoi

1boy 1cuntboy 2010s 2017 animated_skeleton begging_to_stop blue_blush blue_body blush bottom_sans brother brother/brother brother_and_brother brother_penetrating_brother brothers clothed_male comic comic_page comic_panel couch_sex cuntboy cuntboysub dominant dominant_male domination dubious_consent duo ectobody ectopenis ectopussy english_text fontcest from_front_position gay glowing_eye incest intraspecies leg_over_shoulder male male/cuntboy male_penetrating maledom missionary_position monster monster_boy onomatopoeia orange_blush orange_penis pants_around_one_leg papyrus papyrus_(undertale) papysans penetration penis_through_fly pleading profanity pussy questionable_consent rape sans sans_(undertale) seme_papyrus sequence sequential sex sex_on_couch sibling_incest siblings skeleton sofa speech_bubble submissive submissive_cuntboy supermuuh text text_bubble top_papyrus uke_sans undead undertale undertale_(series) unzipped unzipped_pants veiny_penis yandere yaoi

1boy 1girl abs absurd_res aiden_flynn bed bedroom bedroom_sex big_breasts big_penis blush breasts camp_buddy completely_naked completely_nude completely_nude_female completely_nude_male dark-skinned_male dark_skin faceless_character faceless_female high_res interracial leg_on_shoulder leg_over_shoulder looking_at_partner looking_down looking_pleasured male male/female male_focus milf missionary missionary_position muscle muscular muscular_male partial_female penis penis_in_pussy solo_focus straight towel_on_shoulder unseen_female_face vaginal vaginal_penetration yoichihet