Tai ji men

This kung fu classic by the Shaw Brothers, one of Hong Kong's most famous martial arts film factories, focuses on a contested succession at the Supreme Gate School. When turncoat Shen Darong kills several of the Supreme Gate students, the survivors are forced to accept him as their leader. Or are they? The students organize a tournament for Shen to prove his skills, inviting other formidable warriors in the hopes that someone can defeat him.