明朝成化年间，朝(cháo )纲腐(fǔ )败，奸邪当道。西厂东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害忠良，朝野内外(wài )噤若寒蝉。时有赵怀安（李连杰 饰(shì )）等(děng )流亡剑客(kè )挺身而出，接连铲除东厂数(shù )名奸佞(nìng )，致令阉贼胆战心惊。适值(zhí )此(cǐ )时，风头(tóu )正劲的西厂