Rule 34 Dev - 1boy 1girl 2017 3_toes 4_fingers age_difference air_bubble anthro anthro_only asriel_dreemurr ass barefoot big_ass big_breasts blush boss_monster bovid breasts byondrage caprine casual_nudity character_name cub dialog dialogue dialogue_box duo english_text eyebrows family feet female female_anthro fingers floppy_ears fluffy_tail freediving fur furry furry_female furry_only goat hair happy health_bar high_res hp_bar hud humanoid_hands interface larger_female long_ears male mammal mature_anthro mature_female milf monochrome mother_&_son mother_and_child naked navel nipples nude older_female open_mouth parent parent_and_child paws pillar short_tail signature size_difference skinny_dipping slightly_chubby smaller_male social_nudity son swimming temple text thick_thighs toes tongue toriel undertale undertale_(series) underwater video_games water white_fur wide_hips young younger_male|970551