Estelle de Pressendi, famous music-hall singer, was all the rage in the 1910s thanks to her two inseparable impresarios. Twenty years later, then on the verge of death, the singer wants to entrust her daughter Yvonne to them.
Hoping to scare wealthy young Bernard into getting married to his longtime fiancee Georgette, a phony fortune-teller is hired to inform Bernard that he is to die very soon. But thanks to a case of mistaken identity, the fortune-teller delivers this message to middle-aged gym instructor Étienne....