[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]

Parodies original 91K
Tags big breasts 3K vomit 7K cervix penetration 10K ahegao 14K anal 14K all the way through 18K x-ray 20K inflation 22K double penetration 23K mind break 27K rape 28K large insertions 29K tentacles 32K stomach deformation 32K deepthroat 33K cumflation 109K
Artists yuyu 19K
Groups 1bit 94K
Languages english 12K translated 17K
Categories doujinshi 33K
41 pages
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Story & Details

[1bit (yuyu)] Igyou Seibutsu Zukan Michi no Kenkyuu Kikan Hen I | Illustrated Adulteration of Deformed Organisms: Unknown Research Institution, I [English] is a doujinshi based on original featuring 41 illustrated pages.

This work is created by yuyu and was published on February 20, 2026.

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