明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官把持，混(hún )淆(xiáo )黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵怀安(ān )（李连杰 饰）等流亡剑客(kè )挺身而出，接连铲除东厂数名奸佞，致令阉(yān )贼(zéi )胆战心(xīn )惊。适值此时(shí )，风头正劲的西(xī )厂