A horny scientist who is married to a hot wife and lives with his virginal step sister invents a drug that can make him invisible. Erotic high jinks ensue.
宮井えりな
as Akira
Maria Mari
as Machiko (Momoko's sister)
Teruaki Satô
as Ippei Nakamura
Nami Aoki
as Pink Baby Mei
吉沢由起
as Female student
Jun Aki
as Pink Baby Fuu
志麻いづみ
as Momoko Nakamura
飛鳥裕子
as
