Reiko lives with her husband, Taku, in an old apartment. Taku has a strong sexual desire and desires Reiko almost every night, but one day, when a man moves into the room next door, Reiko is embarrassed that her voice might leak out and refuses. Then, in order to calm Taku, who is furious about this, Reiko says "I'll do anything," but Taku forces her to do obscene acts... Reiko is hesitant to follow Taku's abnormal orders, which escalate day by day. However, gradually, the act gives Reiko pleasure...