The insidious Masked Gang of hired killers have been terrorizing the countryside, with their mastery of the trident and an inherent brutality, raping and pillaging. But who are the men behind the mask, and what are the identities of the three chiefs in the gold masks?
Chiang Sheng stars as Chi San Yuen, a martial arts expert and leader of a protective escort service of other expert fighters. Chi and his team are hired to find the Masked Gang and end their reign of terror.
Along the way Chi's team encounter Kao Yao (Philip Kwok) who was a former chief of the Masked Gang until he left the gang. He assists Chi's team in their struggle against the Masked Gang and helps to reveal that the his replacement in the gang has already infiltrated Chi's group. The final confrontation between the Masked Gang and Chi's team of fighters lead to an all out battle at the Masked Gang's secret lair.