A young couple, Ren茅e and Pierre, take one night a room at the H么tel du Nord, in Paris, near the canal Saint-Martin. They want to die together, but having shot at Ren茅e, Pierre lacked the courage to finish the job and fled. Another customer, Monsieur Edmond, a procurer, rescues her. When Ren茅e goes out of the hospital, she is hired as a waitress at the hotel. Monsieur Edmond falls in love with her, but Ren茅e is still thinking of Pierre...