Yukichi Asano and Kiriko, his wife, love each other very deeply and are completely happy in their cozy, little flat. Then Yukichi discovers that Kiriko had once worked in a blue film, a thing unthinkable to a man like Yukichi and his love turns into burning hate and jealousy. He burns the film and tries to forgive his wife's unfortunate past but Kiriko suffers a thousand deaths for she had actually worked in four more blue films.