Raoul Courdesse

Despite a perfect marriage and a superb career as a singer, Jean Dupray cheats on his wife. She dies while listening to the song he dedicated to her, "Maria". He then retired to the south where he led a life in complete anonymity. But his best friend's fiancé recognizes him and seduces him. Following a fight with his best friend, he decides to return to order by becoming a monk.

Christine, the daughter of a rich American, acquires from her father the jazz band of Ray Ventura who will be made responsible for accompanying her from morning till evening wherever she goes. From an endless number of amusing situations, the fiancée of the girl despairs. But soon the musicians rebel in in the face of the requirements of their patroness. More than a job, it is for them misery. Christine excuses them and she goes back to America with her band. Things go bad, degenerate, but the kindness of the musicians and the firmness of the fiancée of Christine really quiet down the moods of the young woman .