An elderly lady, who has lost her only son in the war, turns her house into a pension. It is also the custody of a mysterious document that his son entrusted to him, and which is coveted by many people .
Antonio is the humble servant of a rich family governed by the Marquis Gastone. He is a young man madly in love with Lulu, but she betrays him, and he desperately enlist in the foreign legion.
Envoi de Fleurs is based on incidents in the life of French composer Paul Delmet. Played by popular French singing star Tino Rossi, Delmet is depicted as a man all too willing to give up personal happiness in favor of blind ambition.
In Milan, the beggar Carlone has formed a brotherhood. Carlone's sister Anna, is a poor blind girl. One day Carlone saves a mutilated, who tried to end his days.