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.
Directed by Isao Hayashi
User score
4 votes
Released
December 23, 1978
1h 5m
Japanese
Erina Miyai
Akira
Maria Mari
Machiko (Momoko's sister)
Teruaki Satô
Ippei Nakamura
Nami Aoki
Pink Baby Mei
Yuki Yoshizawa
Female student
Jun Aki
Pink Baby Fuu
Izumi Shima
Momoko Nakamura
Yûko Asuka
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