In the Southern Chinese city of Guancheng, during the Ming Dynasty, there lived four families, each of them faithful keepers of martial arts. Anyone who wants to establish a new form or technique of kung fu has to fight their way through the families' gates. But when one man's request is rejected, he will be put through a series of fights, determined to prove that his sword is invincible.
IMDb 5.5/1020121 h 50 min 
