In the last "Big Boss" (AKA "Fists of Fury"), Cheng Chao-On was arrested after killing Hsiao Mi, "The Big Boss." In this unofficial sequel, his brother, Cheng Chao-Chun, visits his brother in Thailand, finds a job at the same ice factory that his brother worked at and avenges the death of their father.

At the end of the Victorian era, E. W. Barton-Wright combined jiujitsu, kickboxing, and stick fighting into the "Gentlemanly Art of Self Defence" known as Bartitsu. After Barton-Wright's School of Arms mysteriously closed in 1902, Bartitsu was almost forgotten save for a famous, cryptic reference in Sir Arthur Conan Doyle's The Advent...

6 Chinese air hostesses spend spare time at a martial arts studio. They get suspended from work after using their skills on 3 misbehaving male passengers and they have to find new jobs.