A small-time thief steals a car and impulsively murders a motorcycle policeman. Wanted by the authorities, he attempts to persuade a girl to run away to Italy with him.
During the Occupation, Cora takes the place of her dead husband at the head of a Resistance network. One evening, she sympathizes with Bernard, a Swiss journalist. However, he is actually an undercover German officer who is close to the man ordered to find her using an Identikit picture...