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.

A female teacher who is going nowhere with her lover foolishly accepts the awkward advances of a male student who is obsessed with her.

A female highschool teacher must deal with sexual harrassment from her students and being trapped in a love triangle with two men, neither of whom has any interest in marrying her.