明朝成化年间，朝纲腐败，奸邪当(dāng )道(dào )。西厂东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外(wài )噤若(ruò )寒蝉。时有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客挺身而(ér )出，接连铲除东厂数名奸佞(nìng )，致令阉(yān )贼胆战心惊。适值此时，风头正劲的西(xī )厂