Pursued by the police, Saget usurps the identity of a man who was returning to his town after having made his fortune in the United States. Under this new name, he deceives his compatriots with the exception of a doctor and the savage Isabelle. During an explanation Saget understands that Isabelle secretly admires him. She denounces him and Saget surrenders without a fight. Thus he ruins all his prestige with the young Amazon.

Madame Rose runs a seedy hotel in a suburb of Paris. Strong-minded but without the least moral scruple, she once killed her husband whose honesty was a hindrance to her business. Under a suspended sentence, she now indulges in smuggling. One day, Victor, one of her former accomplices hounded by the police, finds sanctuary with her. During a drinking spree, he has the bad idea to entrust to her a suitcase filled with bank notes, a loot with which Victor hopes to rebuild his life in South America. But Rose, lured by temptation, betrays Victor, who is arrested by the police. However, he manages to escape with only one thing in mind, to take revenge on Rose...