明朝成化(huà )年间，朝纲腐(fǔ )败，奸邪当道。西厂东厂为宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野内外噤若(ruò )寒(hán )蝉。时(shí )有赵怀安(ān )（李连杰 饰）等(děng )流亡剑客(kè )挺身而出，接(jiē )连铲除东厂数名奸(jiān )佞，致令阉贼胆战心惊(jīng )。适值此时，风头正(zhèng )劲的西(xī )厂