France, a worker, lives in northern France, in Dunkerque, with her three daughters. Her old plant has closed and all her colleagues are unemployed. She decides to move to Paris and find new work. She finds a training course to become a cleaning lady. She is quickly hired by a man who lives in a world radically different form her own. The man is a trader who has succeeded. He works between the City in London and La Defense in Paris. This worker discovers people who live in luxury and discovers that this attractive and sympathetic man is partly to blame for the closing of her old factory.