It tells the story of a couple who fall into a trap set up by a sinister organization. One of them is a guy who is framed for the murder of his lover. The other is a woman pick-pocket who is entrapped by the organization's schemes involving their crimes. Fate places them together, and they start to investigate the prostitution ring run by the organization...
A delinquent young man (Kobayashi Akira) from a wealthy family decides to get in on a blackmailing scheme targeting his young stepmother (Watanabe Misako). However, he doesn't realize that his fellow blackmailers have their eyes on his girlfriend next.
Yukiko Shiba, a doctor, and Akira Sakai, a composer and musician, are lovers. Their love is a forbidden one. He is married, with children. She is a doctor with a bright career ahead of her.
