In Paris, in the middle of the 19th century, the Comte de Chamery died of poisoning, leaving a considerable fortune to his long-dead son. Sir William, the count's murderer, hires a young rogue, Rocambole, to pretend to be the deceased's son. The two accomplices have the Count's fortune handed over to them. But their trickery is discovered by an intriguer, Baccarat, who finds the real Count of Chamery, a young painter without fortune, in love with Carmen de Montevecchio. Rocambole, who stops at nothing, kills Sir William, gets rid of Armand and makes Carmen love him. But Baccarat is determined not to let him continue his villainies.
In the 19th century, a thug from the slums of Paris pretends to be a young aristocrat, but is unmasked by a demi-mondaine, from the same background as him.
En la Roma de 1800, la cantante de ópera Floria Tosca se enamora del pintor Cavaradossi. Cuando el artista es arrestado por ayudar al hermano de Floria, un líder de la resistencia, a escapar del policía Scarpia, Tosca deberá entregarse al agente a cambio de la libertad de su amado.
A young lady is employed by a millionaire. She is kidnapped instead of the rich woman by a gang, on behalf of people who were interested in the rich woman's disappearance. She is brought to a special hotel, where the guests are people who are imprisoned because their families wanted to get rid of them. The rich woman is finally able to convince a police officer to investigate the strange vanishing. A prisoner goes mad and sets fire to the prison, which could not have been detected otherwise, freeing the disappeared at last.
