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anthro azserfy belly big_belly blush bottomless bottomwear bovid breasts canid canine canis caprine clothed clothing dialogue digitigrade duo endosoma female female_pred fully_inside genitals hair hand_on_breast heart_eyes heart_symbol hi_res hooves horn legs_up lying male male/female male_prey mammal moan on_back oral_vore pink_eyes predator/prey pussy role_reversal romantic romantic_couple safe_vore sheep shirt speech_bubble tank_top thick_thighs topwear vore willing_pred willing_prey wolf almost_fully_inside anthro azserfy blush bodily_fluids body_in_pussy breasts crouching duo female female_pred fish front_view genital_fluids hair head_first hi_res human human_on_anthro human_prey interspecies larger_anthro larger_female larger_pred living_insertion male male/female male_prey mammal marine muffled nipples one_eye_closed overweight overweight_anthro overweight_female partially_inside purple_nipples red_hair rubis_(azserfy) shark simple_background size_difference smaller_human smaller_male smaller_prey speech_bubble unbirthing vaginal vaginal_fluids vore willing_prey yellow_eyes 3:4 after_sex after_vore aftercare anthro asking asking_another asking_if_serious asking_what balls bodily_fluids breasts canid canine comic crosswise_nipple_piercing describing_size dialogue drinking drinking_water duo ear_piercing empty_eyes english_text eyes_closed female fox furgonomics furry-specific_piercing gauged_ear genitals giving_up_the_ghost gynomorph heart_eyes heart_oculama heart_symbol hi_res intersex krystal_(voregence) lagomorph laugh leporid linked_speech_bubble mammal moan monochrome nipple_piercing nipples non_fatal_vore oculama on_ground onomatopoeia penis piercing plug_(jewelry) question questioning_tone rabbit regurgitation soul soul_release sound_effects species_in_dialogue species_name_variant speech_bubble swallowing_sound_effect tail tail_piercing term_of_endearment text vocalization vore voregence willing_prey yes-no_question almost_fully_inside anthro balls bodily_fluids breasts canid canine comic detailed_internal dialogue duo endosoma english_text eyes_closed feet female fox fully_inside genital_fluids genitals gynomorph gynomorph/female gynomorph_prey hi_res internal intersex intersex/female intersex_prey krystal_(voregence) lagomorph leporid mammal monochrome neck_bulge nipple_piercing nipples non_fatal_vore open_mouth oral_vore partially_inside paws penis piercing precum rabbit safe_vore size_difference soles tears text toes tongue tongue_out tongue_piercing vore voregence willing_prey abdominal_bulge anthro anus balls bed bodily_fluids breasts canid canine comic dialogue duo endosoma english_text feet female fox fully_inside furgonomics furniture furry-specific_piercing genitals guiche_piercing gynomorph gynomorph/female gynomorph_prey hi_res intersex intersex/female intersex_prey krystal_(voregence) lagomorph leporid lying mammal monochrome nipple_piercing nipples non_fatal_vore on_bed on_front open_mouth paws penis piercing profanity rabbit safe_vore saliva size_difference soles tail tail_piercing text toes tongue tongue_out tongue_piercing vore voregence willing_prey abdominal_bulge anthro anus balls base_three_layout bed bodily_fluids breasts canid canine comic dialogue duo ear_piercing endosoma english_text feet female female_pred four_frame_image fox fully_inside furgonomics furniture furry-specific_piercing gauged_ear genital_fluids genitals grinding gynomorph gynomorph/female gynomorph_prey heart_eyes heart_symbol hi_res humping_belly intersex intersex/female intersex_prey krystal_(voregence) lagomorph leporid lying mammal masturbation monochrome non_fatal_vore on_bed on_front open_mouth paws penis piercing plug_(jewelry) pussy rabbit safe_vore size_difference tail tail_piercing text through_body toes tongue tongue_out vaginal vaginal_fluids vaginal_masturbation vore voregence willing_prey 3:4 abdominal_bulge anthro bed bodily_fluids breasts canid canine comic dialogue duo endosoma eyes_closed female female_pred fox fully_inside furniture genital_fluids genitals guiche_piercing gynomorph gynomorph/female gynomorph_prey heart_eyes heart_symbol hi_res humping_belly intersex intersex/female intersex_prey krystal_(voregence) lagomorph leporid lying mammal masturbation monochrome nipple_piercing nipples non_fatal_vore on_bed on_front open_mouth penis piercing pussy rabbit safe_vore saliva shaking size_difference through_body tongue tongue_out tongue_piercing trembling vaginal vaginal_fluids vaginal_masturbation vore voregence willing_prey anthro base_three_layout blockage_(layout) blush breasts canid canine comic crosswise_nipple_piercing dialogue duo ear_piercing endosoma english_text eyes_closed female five_frame_image fox gauged_ear gynomorph gynomorph/female gynomorph_prey heart_eyes heart_symbol hi_res horizontal_blockage in_mouth intersex intersex/female intersex_prey krystal_(voregence) lagomorph leporid mammal monochrome nipple_fetish nipple_piercing nipple_pinch nipple_play nipples non_fatal_vore oral_vore partially_inside piercing pinch plug_(jewelry) rabbit safe_vore size_difference tail tail_motion tailwag teeth text three_row_layout tongue tongue_out vore voregence willing_prey anal anal_fingering anthro balls bodily_fluids breasts canid canine comic detailed_internal duo ear_piercing endosoma english_text eyes_closed female fingering fox gauged_ear genital_fluids genitals guiche_piercing gynomorph gynomorph/female gynomorph_penetrated gynomorph_prey hi_res internal intersex intersex/female intersex_penetrated intersex_prey krystal_(voregence) lagomorph leporid mammal monochrome neck_bulge nipple_piercing nipples non_fatal_vore open_mouth oral_vore partially_inside penetration penis piercing plug_(jewelry) precum rabbit safe_vore salivia size_difference text vore voregence willing_prey 5_fingers areola arthropod belly bent_back big_breasts bodily_fluids body_in_pussy breasts changeling crown deusexequus dialogue english_text equid equine eyes_closed eyeshadow female female/female fingers friendship_is_magic front_view genital_fluids genitals green_eyes green_eyeshadow green_hair green_sclera grey_areola grey_body grey_nipples grey_skin hair hasbro head_first headgear hi_res hooves horn kneeling living_insertion long_hair makeup mammal my_little_pony mythological_creature mythological_equine mythology navel nipples partially_inside picture_in_picture purple_areola purple_body purple_hair purple_nipples purple_skin pussy queen_chrysalis_(mlp) simple_background text three-quarter_view translucent twilight_sparkle_(mlp) unbirthing underhoof unicorn vaginal vaginal_fluids vore wavy_mouth willing_prey 3:4 alligator alligatorid anthro bodily_fluids breast_grab breasts canid canine cellphone crocodilian detailed_internal dialogue duo electronics english_text eyes_closed eyewear female female/female female_penetrated female_pred female_prey fingering fox fully_inside gabby_(voregence) genital_fluids genitals glasses green_body hair hand_on_breast inside_stomach internal mammal masturbating_prey masturbation masturbation_in_stomach nipple_fetish nipple_pinch nipple_play nipples non-mammal_breasts nude open_mouth oral_vore penetration phone pinch purple_hair pussy reptile scalie smartphone speech_bubble teeth text tongue vaginal vaginal_fingering vaginal_fluids vaginal_masturbation vaginal_penetration venus_(voregence) vore voregence willing_pred willing_prey 3:4 alligator alligatorid anthro bed bodily_fluids breasts canid canine cellphone crocodilian detailed_internal dialogue duo electronics endosoma english_text eyes_closed eyewear female female/female female_pred female_prey fingering fox fully_inside furniture gabby_(voregence) genital_fluids genitals glasses green_body hair inside_stomach internal lying mammal masturbating_prey masturbation masturbation_in_stomach nipples non-mammal_breasts nude on_back on_bed open_mouth oral_vore phone purple_hair pussy reptile romantic romantic_couple safe_vore scalie speech_bubble talking_to_prey teeth text tongue vaginal vaginal_fluids vaginal_masturbation venus_(voregence) vore voregence willing_pred willing_prey ambiguous_gender ambiguous_prey anal anal_vore animal_genitalia animal_penis belly big_belly bloated body_in_anus body_in_mouth cetacean cetacean_genitalia cetacean_penis comic dolorcin dolphin erection feral feral_pred feral_prey genital_slit genitals group hi_res huge_belly hyper hyper_belly male male_pred mammal marine multiple_prey oceanic_dolphin oral_vore orca partially_inside penis simple_background soft_vore stuffing tapering_penis toothed_whale underwater vore water willing_prey ambiguous_gender ambiguous_pred ambiguous_prey baleen_whale belly big_belly bloated cetacean dolorcin dolphin feral feral_pred feral_prey group head_first hi_res huge_belly humpback_whale hyper hyper_belly larger_prey mammal marine mass_vore multiple_prey oceanic_dolphin oral_vore orca partially_inside physeteroid simple_background smaller_pred soft_vore sperm_whale stretched_mouth stuffing toothed_whale trio underwater vore water whale willing_prey 2023 ambiguous_gender ambiguous_pred ambiguous_prey baleen_whale belly big_belly bloated bottlenose_dolphin cetacean comic dolorcin dolphin feral feral_pred feral_prey fish fully_inside group hi_res huge_belly humpback_whale hyper hyper_belly inside_stomach internal larger_prey mammal marine mass_vore multiple_prey oceanic_dolphin oral_vore orca partially_inside physeteroid shark simple_background smaller_pred soft_vore sperm_whale stuffing toothed_whale underwater vore water whale willing_prey xray_view ambiguous_gender ambiguous_prey animal_genitalia animal_penis belly big_belly bloated bodily_fluids cetacean cetacean_genitalia cetacean_penis cock_vore comic cum cumshot dolorcin dolphin ejaculation erection feral feral_pred feral_prey genital_fluids genital_slit genitals group hi_res huge_belly hyper hyper_belly male mammal marine multiple_prey oceanic_dolphin oral_vore orca partially_inside penetration penile penis simple_background stuffing tapering_penis toothed_whale underwater urethral urethral_bulge urethral_penetration vore water willing_prey 1:1 abdominal_bulge admiring american_opossum anthro belly big_belly big_butt blush burping butt canid canine digestion digestion_sequence duo excited ferox_(feroxdoon) food fox fully_inside hi_res hug internal love male male_pred mammal marsupial neck_bulge nodding nodding_head nonbinary_(lore) open_mouth oral_vore padding partially_inside piercing prince-of-shame red_fox rumbling_stomach sentient_fat size_difference soft_vore swallowing tail teeth thick_tail tongue true_fox virginia_opossum vore weight_gain willing_pred willing_prey xander_(disambiguation) anal anal_vore anthro anus balls big_anus body_in_anus butt canid canine canis charr close-up duo extreme_size_difference fangs feet_first felid fur genitals guild_wars hair hi_res horn hybrid legs_up looking_pleasured lying male male/male mammal nude on_back partially_inside picture_in_picture presenting presenting_anus presenting_hindquarters puffy_anus rear_view sillywerwolf simple_background size_difference spread_butt spreading striped_body stripes tail teeth traditional_media_(artwork) vore willing_pred willing_prey wolf abdominal_bulge animal_humanoid anthro anthro_prey asriel_dreemurr bared_teeth begging belly_overhang between_breasts big_breasts black_and_white bodily_fluids bovid breast_squish breasts bulge cabezilla caprine cat_humanoid chara_(undertale) covered_pussy covering detailed_mouth digital_drawing_(artwork) digital_media_(artwork) duo english_text extreme_size_difference felid felid_humanoid feline feline_humanoid female female_pred forced fully_inside gaping_mouth goat hi_res humanoid humanoid_pred imminent_digestion inside_stomach internal larger_female larger_pred lying male male/female male_prey mammal mammal_humanoid micro midriff monochrome on_front open_mouth oral_vore organs portrait rumbling_stomach size_difference sleeping slightly_chubby smaller_prey soft_vore spread_legs spreading squish stomach stomach_acid teeth text undertale undertale_(series) uvula vore willing_prey abdominal_bulge ambiguous_gender ambiguous_prey anthro armor belly belly_expansion belly_inflation belly_overhang big_butt blue_body blush bodily_noises bovid butt caprine clothing death deltarune different_sound_effects digestion digital_drawing_(artwork) digital_media_(artwork) duo english_text expansion exposed eyewear fatal_vore fully_inside glasses glunk_(sound_effect) goat human human_pred humanoid inflation kris_(deltarune) latex latex_clothing latex_skinsuit low_res male male/male mammal motion_onomatopoeia navel onomatopoeia overweight overweight_male questionable_consent ralsei robe rubber_clothing rumbling_stomach scarf skinsuit sludgeon soft_vore sound_effects spread_legs spreading squimpus_mcgrimpus squish text thick_thighs thigh_gap thigh_squish tight_clothing undertale_(series) vore willing_prey wobbling absurd_res anthro anthro_prey avian bird clothing corvid corvus_(genus) digital_media_(artwork) discarded_clothing disregard67 dragon duo esophagus extreme_size_difference feral feral_pred fully_inside gesture hand_gesture hand_on_belly hand_on_neck hand_on_own_belly hi_res in_throat inside inside_stomach internal larger_male larger_pred licking licking_lips long_neck lying male male/male male_pred male_prey mythological_creature mythological_scalie mythology neck_bulge on_back oral_vore organs oscine passerine pointing raven scalie sharp_teeth size_difference smaller_male smaller_prey stomach swallowing tail teeth tongue tongue_out vore watermark willing_prey 2023 absurd_res alex_(disregard67) ambiguous_gender ambiguous_prey anthro bodily_fluids buccinator detailed_internal dialogue digital_media_(artwork) dinosaur disregard67 dripping duo english_text esophagus extinct extreme_size_difference feet_first female feral feral_pred first_person_view flashlight fully_inside gaping_mouth gesture hi_res in_mouth in_throat inside_mouth inside_throat larger_feral larger_male larger_pred looking_at_viewer looking_down looking_down_at_viewer looking_into_mouth male male_pred mammal midriff mouse murid murine neck_bulge on_tongue open_mouth oral_vore prehistoric_species prey_pov reptile reverse_mouth_shot rodent rope rope_in_mouth saliva saliva_drip saliva_string scalie size_difference smaller_anthro smaller_female smaller_prey swallowing talking_to_viewer teeth text theropod throat tyrannosaurid tyrannosauroid tyrannosaurus tyrannosaurus_rex vore vore_tether watermark waving waving_at_viewer willing_pred willing_prey 16:9 3d_(artwork) abdominal_bulge almost_fully_inside anthro antlers blender_(artwork) claws deer digital_media_(artwork) dragon duo dyrmun dyrmun_(character) eikthynir_(eikthynir_the_deer) eyelashes fingers forest forest_background hair hi_res horn male male/male mammal mythological_creature mythological_scalie mythology nature nature_background oral_vore partially_inside paws plant scalie tree vore widescreen willing_prey abdominal_bulge anthro armor belly belly_expansion belly_overhang blush bovid caprine clothed clothing darkner deltarune dialogue digestion digital_drawing_(artwork) digital_media_(artwork) dragon english_text entrapment expansion fatal_vore female fully_inside fur goat group hidden_eyes human humanoid imminent_death imminent_digestion jevil_(deltarune) kris_(deltarune) looking_pleasured male male/female mammal mythological_creature mythological_scalie mythology no_underwear panicking questionable_consent ralsei rumbling_stomach scalie simple_background sludgeon smug_expression soft_vore squimpus_mcgrimpus susie_(deltarune) text thick_thighs trio unconvincing_armor undertale_(series) vore willing_pred willing_prey young young_anthro young_humanoid young_male 2017 alien alien_humanoid animal_humanoid belly big_belly breasts clothed clothing comic dialogue digital_drawing_(artwork) digital_media_(artwork) duo endosoma english_text female female/female fish fish_humanoid flat_chested fully_inside hair holding_object holding_pillow humanoid lewdlemage marine marine_humanoid monochrome n'urs_joy navel navel_piercing nemurian nom oof open_mouth oral_vore piercing pillow safe_vore simple_background sleeping smile snout soft_vore sound_effects speech_bubble talking_to_pred talking_to_prey teeth text tired vore vowelless vowelless_sound_effect willing_prey winona_rider worm_humanoid zzz 4:3 alligator alligatorid almost_fully_inside animal_humanoid anthro anthro_pred big_breasts big_tail blush bottomwear breasts cat_humanoid cleavage_cutout clothing crocodilian cutaway cutout digital_media_(artwork) duo felid felid_humanoid feline feline_humanoid female female/female female_pred female_prey fully_inside hair heart_symbol hi_res humanoid humanoid_on_anthro humanoid_prey mammal mammal_humanoid midriff navel onomatopoeia oral_vore overweight overweight_female partially_inside pink_hair red_hair reptile scalie shyguy9 simple_background sound_effects tail text topwear vore white_background willing_pred willing_prey ambiguous_gender anthro asking_for_more bear belly big_belly big_breasts braided_hair breasts canid canine digestion digestion_noises duo fangs female female_pred fully_inside genitals hair heart_symbol hi_res huge_breasts looking_pleasured male male_prey mammal nipples open_mouth overweight overweight_female pussy speech_bubble teeth thefreckleden unbirthing under_covers vaginal vore willing_prey anthro anthro_pred apoetofthefall artist_name balls bent_over bent_over_table bent_over_with_legs_held_straight big_balls big_breasts big_penis big_tail bodily_fluids breasts breath canid canine canis cock_vore digestion digestion_noises domestic_dog dripping duo ear_piercing female female_prey fully_inside funkspunky genital_fluids genitals gynomorph gynomorph_pred hair hair_bun hi_res huge_balls huge_breasts huge_penis human human_on_anthro human_prey hyper hyper_balls hyper_genitalia hyper_penis inside_balls internal intersex intersex/female intersex_pred interspecies looking_pleasured mammal monochrome onomatopoeia penile penis perineum piercing precum precum_drip signature sketch sound_effects tail text thick_thighs vore willing_prey adriana_(notanybodyyouknow) alolan_form alolan_ninetales anal anal_vore antelope anthro antlers anus_holding_torso big_butt blindfold blush body_in_anus bottomless bovid bra breath brown_hair butt clothed clothing detailed_background duo endosoma feet_first female female/female female_pred female_prey forest furgonomics gazelle generation_7_pokemon hair horn huge_butt kneeling looking_back mammal nintendo overweight overweight_female partially_inside plant pokemon pokemon_(species) purplelove_(artist) rear_view regional_form_(pokemon) safe_vore slightly_chubby snow topwear tree underwear viera_(vanillazelle) vore white_hair willing_pred willing_prey almost_fully_inside anthro anthro_pred bed belly big_belly big_breasts bodily_fluids breasts drooling duo ear_piercing female female_pred fully_inside furniture hair hand_on_belly head_first heart_symbol human human_on_anthro human_prey hyena interspecies larger_anthro larger_female male male/female male_prey mammal mouth_shot nipples open_mouth oral_vore partially_inside piercing rumbling_stomach saliva size_difference smaller_human smaller_male speech_bubble swallowing thefreckleden vore willing_prey zandii_(thefreckleden) absurd_res almost_fully_inside anal anal_penetration anal_vore anthro anus areola bio_(blookyes) bodily_fluids braixen breasts butt close-up comic detailed_anus detailed_internal duo ejaculation english_text female fingering fully_inside fur generation_6_pokemon genital_fluids genitals hi_res internal looking_back looking_pleasured machine male male/female micro mr.r1n nintendo nipples nude partially_inside paws penetration pink_areola pink_nipples pink_pussy pokemon pokemon_(species) protogen pussy pussy_ejaculation size_difference smug sound_effects spreading text vaginal_fluids vore willing_prey 2020 3:2 almost_fully_inside anthro anthro_pred anthro_prey belly big_belly big_breasts blizzieart breasts bulge chest_tuft cutaway damaged_clothing detailed_internal digital_media_(artwork) duo female female_pred fully_inside generation_4_pokemon hand_on_belly hand_on_own_belly heart_symbol hi_res holding_belly hug huge_belly hugging_another hugging_from_behind inside_stomach internal jewelry kneeling luxray male male/female male_prey necklace nintendo oral_vore organs partially_inside pokemon pokemon_(species) same_size_vore slurping smile stomach tuft vore willing_prey absurd_res anthro anthro_pred anus beach big_penis bodily_fluids breasts breath cum cumshot detailed_internal duo ejaculation esophageal_sphincter extreme_size_difference female female_pred fish fully_inside genital_fluids genitals hi_res ice inside_stomach internal lying male male_prey marine masturbating_prey masturbation micro midriff on_back on_towel oral_vore orange_eyes organs orgasm orgasm_face panting penis playful rumbling_stomach seaside sergal shark size_difference small_breasts smolspearrow stomach stomach_acid sunny taloverae tongue tongue_out towel vaginal_fluids vore willing_prey 1:1 2023 abdominal_bulge absurd_res anthro anthro_pred canid canine canis digestion digital_extremes dirtymac domestic_cat duo english_text felid feline felis female fully_inside hi_res hope_(character) male mammal overweight tencent text tongue tongue_out vore voruna_(warframe) warframe willing_prey wolf 1:1 2023 abdominal_bulge absurd_res breasts canid canine canis digestion digital_extremes dirtymac domestic_cat english_text felid feline felis female fully_inside hi_res hope_(character) male mammal open_mouth oral_vore overweight tencent text tongue tongue_out vore voruna_(warframe) warframe willing_prey wolf 1:1 2023 absurd_res anthro anthro_pred canid canine canis digestion digital_extremes dirtymac female fully_inside hi_res mammal oral_vore overweight signature sloshing_belly tencent tongue tongue_out vore voruna_(warframe) warframe weight_gain willing_prey wolf abdominal_bulge absurd_res accessory anal anal_fingering anthro anthro_pred apode asphyxiation backsack balls big_breasts blue_eyes bone bovid bovine breasts burping cattle choking coiling death digestion digestion_sequence domestic_cat draconcopode duo fatal_vore felid feline felis female fingering genitals glowing glowing_belly glowing_eyes gynomorph hair hair_accessory hair_down hair_tie hi_res horn hybrid intersex intersex/female iris_cowsnake lamia legless long_ears mammal mind_break mind_control nipple_fetish nipple_pinch nipple_play ophiotaurus paws pinch ponytail purring reptile rumbling_stomach same_size_vore scalie sequence serpentine skull slightly_chubby snake split_form tail tying_hair vampirsttg vore willing_prey x_eyes absurd_res anal anal_vore anthro anubianoddity belly bird_dog blush bodily_fluids canid canine canis comic cum demon domestic_dog duo forced fully_inside genital_fluids genitals heavy hi_res humanoid hunting_dog joshuablacklabrador labrador lexus male male/male mammal oral penis piercing public retriever rimming sex tattoo vore willing_prey abdominal_bulge absurd_res anthro anthro_pred barley barleychee belly_rub blush canid canine cheetah dweet-tea ear_piercing ear_ring embarrassed endosoma english_text felid feline ferox_(feroxdoon) fox fully_inside group hi_res imminent_vore king_cheetah male mammal mustelid musteline nonbinary_(lore) oral_vore pala pala_(feroxdoon) piercing red_fox ring_piercing safe_vore smile soft_vore squirming tail teasing text trio true_fox true_musteline vore weasel whiskers willing_pred willing_prey 4:5 abdominal_bulge absurd_res anthro bet bleachsoulreaper01 burping canid canine controller digestion dipstick_tail duo electronics eyewear famir_(thebestvore) ferox_(feroxdoon) fox fully_inside gambling game_controller gaming glasses gregory_mist-tail headphones hi_res lost male male/male mammal markings mouth_shot nonbinary_(lore) open_mouth oral_vore red_fox rumbling_stomach same_size_vore soft_vore squirming tail tail_markings thebestvore true_fox uvula vore willing_pred willing_prey winner 4_penises 9000_(c3b4) almost_fully_inside anthro balls big_balls big_muscles big_penis bodily_fluids body_in_urethra bone c3b4 canid canine canis cock_vore condom death dragon enti_(entitropy) feet_first filled_condom fully_inside fur genital_fluids genitals group hi_res huge_balls huge_muscles huge_penis hyper machine male male/male mammal multi_genitalia multi_penis muscular muscular_anthro muscular_male mythological_creature mythological_scalie mythology nude partially_inside penetration penile penis protogen scalie sex sexual_barrier_device skull urethral urethral_penetration vore white_body white_fur willing_prey wolf almost_fully_inside ambiguous_fluids anal anal_penetration anal_vore anthro bio_(blookyes) body_in_anus bovid butt butt_grab caprine clothing deltarune detailed_internal duo endosoma fart fart_cloud fart_fetish farting_on_another farting_on_prey farting_while_penetrated feet_first fluffy fluffy_tail fully_inside fur genitals goat hand_on_butt hi_res internal living_insertion looking_back machine male male/male mammal mr.r1n partially_inside paws penetration penis protogen ralsei safe_vore scarf size_difference tail text undertale_(series) vore willing_prey