Based on the novel of the same name by writer Edouard Peisson, this Jean Delannoy film display one boy’s unconditional love for his mother, despite her tragic mistreatment of him. After being raised by a shepherd for the past 12 years, Simon (Pierre-Michel Beck) is reunited with his mother Marie (Madeleine Robinson). Marie is a prostitute in Marseilles and is now stable enough to welcome Simon back into her life. Unaware of her profession at first, Simon is happy to have his mom back, but in time he learns how she makes her living. This troubles Simon but he continues to love her, despite not loving her chosen profession. His anger toward this issue gets directed toward Marie’s louse of a boyfriend, Paul (Frank Villard), and the result is a heartfelt tale about love and family.