明朝成化年间(jiān )，朝纲腐(fǔ )败，奸邪当道(dào )。西厂(chǎng )东(dōng )厂为宦官把持，混淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉(chán )。时有(yǒu )赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名(míng )奸佞，致令阉贼(zéi )胆(dǎn )战心惊。适值此时，风头正(zhèng )劲的西厂