明朝(cháo )成化年间，朝纲腐败，奸邪当道(dào )。西厂东厂为(wéi )宦官把持，混淆(xiáo )黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有(yǒu )赵怀(huái )安（李连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东厂数(shù )名奸佞，致令(lìng )阉贼(zéi )胆战心惊。适值此时(shí )，风头正劲的西厂