明朝成化年间，朝纲腐败，奸邪(xié )当道。西(xī )厂东厂为宦官把(bǎ )持(chí )，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲除东厂数(shù )名奸佞，致令(lìng )阉(yān )贼胆战(zhàn )心惊(jīng )。适值此时(shí )，风头正劲的西厂