Lola, the wife of arms dealer Pedro Wassewich, is attracted to Ludovic, a young painter who turns out to be the emissary of a notorious gangster. He claims to have been sent by the latter to pick up a shipment. In fact, it's the police who, behind the scenes, orchestrate the operation to catch Wassewich red-handed.

American ex-Air Force man and current businessman Bob Macklin is married to the impoverished Italian-born Lisa. Bob’s jealousy and immaturity irks Lisa, who tells him she’s planning to file for a divorce before his plane departs on a business trip for Casablanca.

Danielle Darrieux stars in this French thriller as a singer having an affair with her accompanist. When her husband dies in an automobile accident, the two lovers suspect each other of having murdered him. Soon after, they receive 45 rpm records with the dead man’s voice, threatening to come back.