明朝成化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠(zhōng )良，朝野内外噤若寒蝉(chán )。时有赵(zhào )怀安（李连杰 饰）等流亡剑客(kè )挺身而出，接连铲除东厂(chǎng )数名奸佞，致令阉贼胆战心(xīn )惊。适值此时(shí )，风头正(zhèng )劲的西(xī )厂