Hentai Lab's Research Record

Miyo Takada, a big-breasts researcher, takes part in Hentai experiments!

▽Content▽
(1)Cover illustration(page 1/17)
(2)Protagonist's profile(page 2/17)
(3)Leeches suck out milk(creature's profile + Hentai CG: page 3～7/17: milking, lactation, mucus)
(4)Insects oviposit inside lacteal gland and vagina(creature's profile + Hentai CG: page 8～12/17:
lacteal gland r*pe, oviposition, hatch)
(5)Milking-plant(creature's profile + Hentai CG: page 13～17/17: milking, lactation)