After a novice nun learns of the sudden death of her parents, she leaves the convent to manage the family business and look after her teenage sister. Both of them fall prey to a womanizing mechanic with psychopathic tendencies.

• Titanus
• Société Générale de Cinématographie (S.G.C.)
• Philippe Lemaire
• Juliette Gréco
• Daniel Cauchy
• Irène Galter
• Yvonne Sanson
• Yvonne de Bray
• Jacques Deval
• Roland Lesaffre