While Dunkirk is in the midst of its Dunkirk Carnival, Larbi, tired of working for nothing for his father, decides to pack it in and re-make his life in the sun of Marseille. When he is waiting for the first train which is to leave in the early hours of the morning, he makes the acquaintance of Béa (Sylvie Testud), who is with her drunk husband. He is straight away captivated by the young woman and she carries him along with her in her passion for the Carnival.