Jean, a shy waiter in a large hotel, passes for a billionaire in the eyes of Irene, a keen adventurer. When she discovers who he really is, she immediately runs away from him. But Jean, who is in love with her, sets off in pursuit and finds her on the Côte d’Azur. Soon ruined, he ends up adopting the lifestyle of the woman he loves and settles down as a companion in a magnificent palace. She gives him advice and, without realising it, becomes more and more attached to him.