Biography portraying the life of the Roman Emperor Nero.

After rescuing a young boy named Leo from a brutal gang, the noble outlaw Za la Mort discovers the child is the heir to a massive fortune. He and his loyal partner Za la Vie must protect Leo from the Grey Rats, a ruthless criminal syndicate led by the villainous Grigione who are desperate to steal the inheritance. The chase leads them through the Parisian underworld and across the globe to secure Leo's safety and the secret of his past.

Directed Anton Giulio Bragaglia, notable for incorporating contemporary Futurist art movement into the set designs.

Astrea plays an adventurous princess who roams the world in the service of justice, supported by her humorous sidekick Birillo (Ferdinand Guillaume). She takes up the cause of two young nobles, Michele and Jole, who have been dispossessed by the unscrupulous baron Max. With her bare fists, she eliminates six shifty circus people sent by Max. “Remarkable stunts, of which a professional strong-woman of Houdini- like prowess is the protagonist, are the outstanding feature of this unusual and entertaining thrill-film, whilst the amazing sensations are pleasantly relieved by a vein of irresistible comedy (“The Bioscope”, 1 April 1920).