In a Far Eastern town, a settling of accounts between Western and Asian opium traffickers draws the attention of the police.

One of Alexandre Dumas's most popular adventure novels is "The Count of Monte-Cristo". What is little known is that the famous writer made up neither its plot nor its characters. Dumas actually heard the true story of a man named François Picault during a stay at a private mansion and only adapted it into the novel everybody knows . Picault (who in the book would become Edmond Dantès) was about to marry the beautiful Marguerite (Mercédès in the novel) when he was denounced by three jealous friends who falsely accused him of being a spy for England. Picault was placed under a form of house arrest. In his prison, he made friends with an Italian abbot. When the man died, he left his fortune to Picault whom he had begun to treat as a son. On his release, Picault, who had become wealthy, was able to pursue his ruthless revenge on the three men who were responsible for his misfortune.

Around 1750, in the Dauphiné not far from the Swiss border, a cooper, tired of the injustices affecting the peasants crushed by taxes, went into revolt. Louis Mandrin, a handsome fellow without fear and without reproach, puts himself out of the law by refusing to obey the local nobility. The public authorities are tearing their hair out because the man is elusive. Helped by his faithful friends and by two women in love, Mandrin will become a legend.

Envoi de Fleurs is based on incidents in the life of French composer Paul Delmet. Played by popular French singing star Tino Rossi, Delmet is depicted as a man all too willing to give up personal happiness in favor of blind ambition. After carrying on a romance by correspondence with beautiful young Suzanne (Micheline Francey), Delmet is on the verge of marrying the girl. Instead, he allows himself to be talked out of leaving France to further his own career, with disastrous results for all concerned.

A gangster, arrested by the police, manages to escape during his transfer to Paris. He takes refuge in the suburbs where his accomplices and his mistress await him.

A trio of criminals gradually become entangled in theft and crime. Serge is arrested, his mistress, Hélène, and his accomplice, Michel, both become lovers, try to exonerate him and use false fingerprints first, then after Serge's conviction, gloves covered with the same fingerprints of the prisoner.

A young man leads a happy life in Paris, while making his aunt believe that he is continuing his studies, while she supports him financially.

In Bourganeuf, an old maid, Charlotte Bourdier, confesses to Marie Chassagne that she has forged a sentimental intrigue by correspondence with the presenter of the Radio Circus, Zappy Max. Marie agrees to meet him when he comes, but she in turn falls in love with him, who confesses his love to her.

In Provence , Father Caillé runs a family pension backed by his daughter-in-law Cora and a maid. The old man persecutes Cora for her assiduity until the day when she, in a particularly violent confrontation, knocks him down before the eyes of Gino, an Italian pensioner of whom she is in love. The two accomplices will try to make up the murder.

Mario di Donati, a deserter from the Italian army, lives in Paris under a false name with Germaine, his French lover. When the latter learns about his hidden past, she feels hurt by Mario's lack of trust in her and she distances herself from him. In despair, Mario surrenders to the law but, at the time of trial, he runs away to join the woman he loves.