A writer returns home to his estate after service in World War I. He has developed a very bad case of depression due to a war wound concerning his genitalia. He contemplates suicide, but recovers after becoming interested in his caretaker’s 12 year-old war orphan niece, who now lives in the manor.
Beautiful young housewife Séverine Serizy cannot reconcile her masochistic fantasies with her everyday life alongside dutiful husband Pierre. When her lovestruck friend Henri mentions a secretive high-class brothel run by Madame Anais, Séverine begins to work there during the day under the name Belle de Jour. But when one of her clients grows possessive, she must try to go back to her normal life.
