Yoshie Nogami, a factory worker by day, works as a bar hostess at night. She begins a passionate affair with one of her regulars, but his changing demeanor and constant demands for money lead Yoshie down a dark path.

In this Japanese drama, a dry goods merchant's daughter is surprised to discover that she has a twin sister. In rural Japan it was thought that twins bring bad luck, so the sister was abandoned at birth. Later her parents tell her that her sister was kidnapped. The woman doesn't believe this and when she eventually meets her twin, both women are involved in love affairs. The merchant's daughter is seeing an educated fellow. Trouble ensues when she begins suspecting that he may be more interested in her sister.