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.

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Main Cast: Erina Miyai, Maria Mari, Teruaki Satô, Nami Aoki, Yuki Yoshizawa, Jun Aki, Izumi Shima, Yûko Asuka

Director: Isao Hayashi

Writer: Chiho Katsura

Editor: Shinji Yamada

Cinematographer: Kuratarō Takamura

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