A foundling, raised in the circus, Sam Lion becomes a businessman after a trapeze accident. However, when he reaches fifty and becomes tired of his responsibilities and of his son Jean-Philippe, he decides to disappear at sea. However, he runs into Albert Duvivier, one of his former employees. He comes to realise that he has ignored the important things in his life.
Released from prison under a New Year amnesty, a criminal tries to pick up the threads of a life changed not only by his daring plan to rob a jewelry store in out-of-season Cannes, but also by a very special someone he met there.
A composer and a French film star, both of whom are married to others, meet and fall in love while shooting a film in the United States.
