[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English]
[1bit (yuyu)] 異形生物図姦 未知の研究機関編 I [英訳]
2139
Monstrous Fuckfest: Tentacle Ravaging & Cumflation in Secret Lab Experiments
Dive into the depraved world of [1bit (yuyu)]'s Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I where helpless test subjects endure stomach-stretching tentacle invasions and cervix-pounding double penetrations. This 41-page English doujin showcases monstrous cocks violating every hole, featuring vomit-inducing deepthroats and mind-breaking ahegao climaxes. Witness inhuman breeding sessions where breasts swell obscenely during violent cumflation. For more extreme transformations, explore more or check this story of anatomical horrors.
Read Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I
Alien Breeding Facility: Extreme Cervix Penetration & Stomach Deformation Hentai
Yuyu's masterpiece 異形生物図姦 未知の研究機関編 I pushes hentai extremes with x-ray views of monstrous shafts pulsing through distended stomach walls. Gasp as victims scream through cervix-piercing thrusts, their pussies gaping around throbbing alien members that erupt with gallons of sticky cum. The laboratory setting amplifies the degradation - bound test subjects endure anal stretching until their rosebuds tear, while tentacles pump their wombs full of slimy seed until belly inflation turns them into bloated fuckdolls. Don't miss the brutal all-the-way-through scenes where cock-tipped tendrils burst through screaming mouths after violating colons. This research institution specializes in breaking minds through unbearable pleasure-pain, leaving girls as drooling vessels for endless breeding. Fans of extreme insertion will cream over the vomit-covered deepthroat sequences where gag reflexes are brutally overridden. Discover similar depravity in this related work or explore medical perversions featuring ruined holes.