Paméla Ravassard

Prosecutor Vadim, who has an uneasy relationship with his glamorous wife Chanéac, vanishes at the time a psycho is offing club girls to the strains of the "Tu es si jolie ce soir" song.

The film tells the story of a gentleman of a certain age, a distinguished homeless, who becomes the mentor of a young girl of 20. He will keep out of trouble, especially when she’s about to marry a fool. He will try to change her life by making it more beautiful in the manner of a guardian angel.