明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良(liáng )，朝野内外噤若(ruò )寒蝉。时有赵(zhào )怀安（李连杰 饰）等(děng )流亡剑(jiàn )客挺(tǐng )身而出，接连铲除东厂数名奸(jiān )佞，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西(xī )厂