The plot follows Hahou Mo (Donnie Yen), a martial arts instructor imprisoned after accidentally killing an opponent in a duel. His chance for freedom arrives when a "martial arts maniac" named Fung Yu-sau (Wang Baoqiang) begins a serial killing spree, targeting the top masters of various disciplines—including boxing, grappling, and weapon combat.
The movie includes many cameos from veteran Hong Kong action stars and crew, serving as a "love letter" to the industry. kung fu killer isaidub