An aimless and lonely call girl becomes involved with a detective who is looking for a underage runaway.

A girl, Sakae, who is looking for a dentist for a pain in a tooth, meets Shinkichi along the way, a guy that gives her a ride. The dentist, a woman, starts to visit her, anesthetizes her and abuses her. Sakae and then Shikichi, are drawn into a nightmare of sex and perversion ... But is this all real?