明朝成化年(nián )间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵怀安(ān )（李连杰 饰）等流亡剑客挺(tǐng )身(shēn )而出，接连铲除东(dōng )厂数名奸佞(nìng )，致令阉贼(zéi )胆战心惊(jīng )。适值此(cǐ )时，风头正(zhèng )劲的西厂