Yeon-shil is the lover of crime boss Dong-il. She pays off one of the boss's henchmen, Man-ho, with whom she once had an affair; Man-ho is an opium addict, and he has been blackmailing Yeon-shil by threatening to disclose their past relations.

Carter Wong plays a young chinese martial arts student who travels to Korea to learn Taekwondo. Soon he comes up against a vicious gang who want all the local martial arts schools to join their evil association. But before he can defeat the bad guys, he has to learn to master his own strong desire to fight.