When ex-soldier turned mercenary, John Gold, learns of the murder of his best friend, he sets off on a mission to find out what happened. What he discovers is a sinister conspiracy and he sets about taking down those responsible one by one.

The year is 1963, an illegal immigrant named Ho sneaks into British-ruled Hong Kong. Equipped with guts and combat skills, he plunges into the underground world getting into constant conflict with rivals. After many adversaries, the...