 On a night when her lawyer and lover, François Durnais, brings his good friend, Chief Magistrate Paul Barrière, to the club, a raid is staged by police and the performers, including Simone, are placed under arrest.Paul wishes the charges to be dismissed, but his younger colleague Philippe Forrestier believes the laws against public indecency should be enforced.Visiting the cabaret and pretending to be someone else, Philippe becomes better acquainted with Simone and develops a romantic interest in her, but she is warned by dancer Claudine that he is actually a judge.