L'Ange rouge is a cabaret run by a former mobster with his friend, a singer and dancer he brought back from Argentina. A fleeing gangster takes refuge in the cabaret. The singer and the gangster have an affair.
Schomberg, an enigmatic psychiatrist runs a nursing home. He is forced to close his clinic and disappear to escape the police. But he wants revenge on his wife's lover, Didier Laurent, a former RAF fighter pilot. Didier meets a young trapeze artist, Paula, with whom he falls in love. The happiness...
Mado loves Henry but is coveted by Bob Torquella, a dangerous gangster. The latter, mad with jealousy, is prepared to do everything to get rid of Henri. He and his accomplice involve him in a dangerous robbery. Henri is hurt and arrested by the police. But the young man, a weak character, denounces...
Pierre Tercelin who used to be a prosperous industrialist is now ruined and embittered, having become a mere lock keeper. A widower, he lives with his daughter Evelyne, a music-hall dancer. Claiming he is being persecuted by his cousin Edgar he gets in touch again with another cousin of his he...
Are these two tramps who come to pose for an advertising agency at Patrice Farfadou, the fashionable photographer, the Prince Andromache of Miremir and his faithful secretary Palmer? Who will find the key to the Enigma: The melancholic Hector, the youthful Geneviève, or the feverish Elyane?