Cashier Maurice Legrand is married to the wretched Adele. By chance, he meets Lucienne, 'Lulu', and makes her his mistress. He thinks he has finally found love, but Lulu is a streetwalker, still in love with her pimp.

• Les Établissements Braunberger-Richebé
• Michel Simon
• Janie Marèse
• Georges Flamant
• Magdeleine Bérubet
• Roger Gaillard
• Jean Gehret
• Lucien Mancini
• Max Dalban