Portrait of a two-faced man. By day he is rich, brilliant and respectable financial officer Lussac; at night, he becomes "Mirror", a ruthless gang leader in Marseilles.

Although Pierre is married, he is in love with his sister in law Marianne, while he is loved by his cousin Agnés, a spinster. Marianne loves him but she prefers to marry Rémy, and ultimately Agnés leaves Pierre to his wife and kids.

A brave bookseller raises his four daughters alone, all of whom he employs in his shop. They are especially interested in their sentimental stories. Rosine, the youngest, falls in love with Francis, fiancé of Edith, the eldest. But Francis pushes her away and Rosine announces that she is going to commit suicide. Bertrand, a young doctor, decides to stop her by watching over her. After a few adventures, everything finally works out. Edith keeps her fiancé, the father, from whom the adventure has been hidden, returns to the usual course of his life and Bertrand and Rosine find themselves alone.

The daughter of a seamstress, Jeanne Bécu could hardly imagine she would later become one of the most influential women of the Kingdom of France...

François, a young student at a provincial college, likes Colette, the daughter of the headmaster. Turlot his colleague, who commits suicide, left a diary where he writes of his relationship with Colette.

Loiseau the pharmacist mistakenly mixes potassium cyanide into a batch of cough syrup and sells five bottles. With horror he discovers his mistake and sets out to find the buyers. He finds only four. The fifth, not a regular customer, comes back to the pharmacy...

Walter, a reporter and photographer, meets Catherine in a train. The young lawyer recently gained an acquittal for a man who killed his alcoholic father to save his mother. Campaigning against alcoholism, she asks Walter to help her unmask a wine merchant engaged in shady practices.

Arlette and her brother are penniless orphans; as the man is to leave for Africa to work for a long time, the young girl is forced to live with her cousins, four spinsters, who place virtue over everything.

A drifting woman hangs out in the suburbs of Marseille. A young engineer picks her up drunk and takes her to the hospital. He does not know then that it is the Countess Armance de Lunegarde, driven from her home and performing as a gummy in third-rate music halls.