animated_skeleton bone book bow_(feature) bow_tie clothing comic date dialogue ellipsis english_text hi_res male monochrome not_furry papyrus_(undertale) ribbons sans_(undertale) simple_background skeleton text theyaois_(artist) undead undertale undertale_(series)
2016 animated_skeleton blush bone clothing duo heart_symbol hug kissing kissing_neck male male/male not_furry papyrus_(undertale) sans_(undertale) skeleton theyaois_(artist) undead undertale undertale_(series)
anal anal_penetration animated_skeleton bed blush bone dialogue duo english_text erection eyes_closed first_person_view furniture genitals heart_symbol hi_res human humanoid humanoid_genitalia humanoid_penis male male/male male_penetrated male_penetrating male_penetrating_male mammal not_furry papyrus_(undertale) penetrating_pov penetration penis pillow sex skeleton soul text theyaois_(artist) undead undertale undertale_(series)
anal anal_penetration animated_skeleton blush bone brother_(lore) brothers_(lore) clothed clothed_sex clothing dialogue duo english_text heart_eyes heart_symbol hi_res incest_(lore) male male/male male_penetrated male_penetrating male_penetrating_male not_furry papyrus_(undertale) penetration sans_(undertale) sex sibling_(lore) skeleton text theyaois_(artist) undead undertale undertale_(series)
animated_skeleton blush bone bottomwear clothed clothing erection genitals gloves glowing glowing_genitalia glowing_penis grin handwear hi_res holding_leash holding_object holding_penis leash licking licking_lips looking_at_viewer male open_bottomwear open_clothing open_pants pants papyrus_(underfell) papyrus_(undertale) penis penis_poking_out penis_through_fly scar scarf shirt skeleton smile theyaois_(artist) tongue tongue_out topwear undead undertale undertale_(series)
animated_skeleton blush bodily_fluids bone bottomwear cigarette cigarette_in_mouth clothed clothing english_text erection genital_fluids genitals gesture hand_gesture heart_symbol hi_res hoodie looking_at_viewer male object_in_mouth open_bottomwear open_clothing open_pants pants papyrus_(underswap) papyrus_(undertale) penis penis_poking_out penis_through_fly precum precum_bead selfie skeleton solo text theyaois_(artist) tongue tongue_out topwear undead undertale undertale_(series) v_sign
accessory animated_skeleton bdsm blush bodily_fluids bondage bone bottomwear bound clothed clothing cock_ring cracked_skull cuff_(restraint) dialogue dripping english_text erection genital_fluids genital_piercing genitals gold_(metal) gold_tooth hi_res jewelry looking_at_viewer male open_bottomwear open_clothing open_pants orgasm_denial pants papyrus_(undertale) penis penis_accessory penis_jewelry penis_piercing penis_poking_out penis_through_fly piercing precum precum_drip restraints rope rope_bondage sharp_teeth skeleton solo speech_bubble sweater tears teeth text theyaois_(artist) tongue tongue_out topwear undead undertale undertale_(series)
2018 animated_skeleton bed blush bodily_fluids bone bottomwear clothed clothing cum cum_on_face cum_on_hand cum_on_own_face cum_on_self dialogue ejaculation english_text furniture genital_fluids genitals gloves handwear looking_at_viewer male masturbation moan on_bed one_eye_closed onomatopoeia open_bottomwear open_clothing open_shorts papyrus_(undertale) penis penis_poking_out penis_through_fly pillow prehensile_penis raised_clothing raised_shirt raised_topwear scarf shirt shorts skeleton solo sound_effects speech_bubble tapering_penis teeth text theyaois_(artist) tongue tongue_out topwear undead undertale undertale_(series)
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