Based on Elliott Chaze's "Black Wings Has My Angel", the film tells a story of (nudist) gangsters on a coup and on the run

Professor Henri Laborit uses three people's stories to discuss behaviourist theories of survival, combat, rewards and punishment, and anxiety: René is a technical manager at a textile factory and must face the anxiety caused by corporate downsizing; Janine is a self-educated actress/stylist who learns that the wife of her lover is dying and must decide to let them reunite; and Jean is a controversial career-climbing writer/politician at a crossroads in life.

A 57 years old woman discovers herself after her husband's death.

Michel, a referee has to suffer the consequences of having whistled a penalty against a team which is supported by football hooligans.

When the boss' unlucky daughter is missing in South America, Campana is sent to watch the boss' most unlucky employee who is sent as a private detective in hopes he can duplicate the daughter's mistakes.

Faking an injury for insurance money, a peddler seeks out a cure to support his claims while a suspicious investigator tries to expose the scam.