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.

Maitre de Latour Martin had been reported missing during the war. Peace returned, he finds his two wives. Guilty of bigamy, he shelters the ladies in his home and a third woman arrives whom a dowry hunter had married thanks to the papers lost by the lawyer. Life at four is stormy and Maitre Latour regrets his life as a soldier.

Franz Ferdinand, heir to the throne of Austria-Hungary, is kept absent from the royal court due to his dangerous political ideas. Sent on a tour of inspections and inaugurations, he falls in love with Countess Sophie Chotek.