A young man, Lagardère, discovers that a plot is afoot to assassinate the Duke of Nevers. He warns him and flees with his daughter, Aurore. Fifteen years pass. Lagardère has raised Aurore as his own, but her mother seeks her out and has her abducted by her men. With the help of two friends, Lagardère rescues the girl and confronts her kidnappers.
The Prince of Gonzague kills the Duke of Nevers and tries to marry his widow, Aurore de Nevers, so he can get his hand on his fortune. The Chevalier Lagardère takes the child Irène de Nevers with him to Spain only to return disguised as a hunchback years later to unmask the Prince for the villain he is.
Melodrama about love and deceit.
