Poacher, bon vivant and womanizer, Maurin falls in love with the fiancée of a policeman. And despite all the principles, he easily triumphs over his rival.

Maurin, an accomplished lady seducer, has acknowledged Césariot as his son. Tonia, Maurin's mistress, is jealous of his love for the boy and follows him one night as he attempts to protect Césariot from the customs officers. But Maurin is shot and dies in Tonia's arms. Based on Jean Aicard's novel.

The tailors Moïse and Salomon Lévy decide to marry Mina, Salomon's daughter to a good match, to save themselves from the competition that Cohen makes for them. Mina will eventually succeed in marrying Pierre, from a marriage of love, without this harming the family business.

Fictionalized reconstruction of the life of the French spy Marthe Richard who decided to contact the secret services during the First World War.