A female college student who would have ended up in an ordinary life, ordinary sex, and eventually an ordinary marriage is drawn into an unusual sexual experience by chance. She's a private tutor who intervenes between a son and his mother. This strange love triangle creates a skewed sexual relationship. Nikkatsu depicts the subtleties of female psychology, which sways subtly in such a perverted world.
渡辺良子
as Mikako Satsuki
志水季里子
as Eriko Iikura
Aki Hayasaka
as Kaori Takeuchi
金田明夫
as Mikio Komatsu
Azusa Nakayama
as Yuki Yoshimura
Hiroshi Sugita
as Kenji Morioka
Kosuke Yoda
as Yukihiko Iikura
