A Mafia boss is enraged when he is suspected of smuggling a heroin shipment into San Francisco. He dispatches his nephew, a hotshot Anglo-Sicilian lawyer, to identify the real culprit. The lawyer also enlists the aid of his best friend, a grand prix driver with an adventurous streak.
Samoa is kidnapped and held captive hypnotized in caves by her cousin Charles Druk, whose father has been murdered by her future husband Sandokan, lord of Malaya. Assisted by his European friend Iannis, he wants to rescue her.