Denise, an orphaned girl, moves to Paris where she hopes to find work at her uncle's store. But the glamorous department store 'Aux Bonheur des Dames' across the street crushes all the little businesses around. She finds a position there.
Two war orphans, Joseph, apprentice printer, and Lisette, typist, live with their grandmother in Belleville. Lisette loves his next door neighbor, the painter Amedee, but this one does not offer him a union. Joseph Amedee learning is the son of a general, advocates for Lisette and everything ends in marriage.
Marquis Sévéro, a rich, lazy Parisian, wants to divorce his wife so that he can marry his own goddaughter Denise. But Denise herself loves André Berval, an engineer employed by the marquis. Filled with jealousy, the marquis sends André to the Antilles, to prospect some land he has just acquired. He promises André that he can marry Denise if he is successful in the tropics, but he then writes to Alvarez, his manager at the site, asking him to prevent André from ever returning to France. The brutal Alvarez forms an instant hatred for André when the engineer breaks up Alvarez's attempt to rape Papitou, a beautiful native girl. Papitou becomes devoted to André, and protects him against Alvarez's schemes. But she faces a crisis herself when she learns that André plans to marry Denise.
When the commander of a cruiser ,which sank in a confrontation,is tried for negligence, will the wife speak up in his defense? Unknown to him, she was trapped in the cabin below with her former lover, a subordinate officer.
