The actress Anne is involved with the war reporter Georges, who is rarely at home in France and can no longer quite get used to life in peace. Georges' younger brother Jean flees from his father's farm to the big city out of a lack of prospects. As soon as he arrives in Paris, he clashes with the black man Amadou. Amadou tries to defend the honor of Maria, a Romanian beggar, but his efforts only bring the illegal immigrant to the attention of the police...