In 1976 Nice, Agnès Le Roux, daughter of the owner of the Palais de la Méditerranée, falls madly in love with a handsome lawyer 10 years her senior, Maurice Agnelet. Against a background of war casinos, she connects with Fratoni, sour competitor of his mother, who offers him three million francs to take control of the casino. Agnes accepts but resents his betrayal. After a suicide attempt, the young woman disappears .