Returning by train to the French port of Le Havre, Jacques Lantier, a tormented railwayman, meets by chance the impulsive stationmaster Roubard and Séverine, his wife.
A love story that follows the maneuverings of a society lady as she connives to initiate a scandalous affair between her aristocratic ex-lover and a prostitute.
Daniel Gelin and Juliette Faber star as a blissfully happy honeymooning couple. They are so happy that they arouse the jealous attentions of Satan. The Dark Prince sends an emissary to beak up the romance, but his advocate is promptly challenged by a representative from "up above."
