A Taiwanese gang tries to get the inheritance of their big boss under any circumstances. This situation will lead to numerous killings and the subsequent revenge.

Childhood friend Joey and Gary are the only survivors of a coup against Gary's family. Joey lands in hell, and sells his loyalty to the devil in return for magic powers. As part of the deal, Joey has nine demons enter his body. The demons demand a daily feed of blood, but they must obey Joey. He uses the new powers to help Gary, and to kill the plotters. But events soon get even more complicated.

The Godfather of the classic Shaw Brothers kung fu films, Chang Cheh directs a group of Shaw superstars which includes Ti Lung and Chen Kuan-Tai in this kung fu thriller. When a father is framed for murder, his son travels to exotic Thailand to find him and ends up fighting in a 'Death Ring' championship.