明朝成化(huà )年间，朝(cháo )纲腐败，奸邪当道。西(xī )厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵(zhào )怀(huái )安（李连杰 饰）等流亡剑客挺身而(ér )出，接连铲除东厂数(shù )名(míng )奸佞，致令(lìng )阉贼胆战心惊(jīng )。适值此(cǐ )时，风头正(zhèng )劲的西厂