Payne loses his job as a district attorney because of his drinking problem, then begins working as a bouncer at a Las Vegas casino. Sullivan offers him $5,000 to find a missing ruby that may have been lost in a plane crash in the Caribbean. He soon learns that he was given this job because
his ex-fiancee is married to the man who is suspected of sabotaging the plane. His ex, Murphy, asks for help to clear her husband's name, but she is abducted and taken to Hell's Island. Payne tries to rescue her and learns that she was the one who actually caused the plane to crash. After killing
Sullivan and his henchmen, Payne turns Murphy in to the police.