明朝成化年间，朝纲腐败，奸邪当道(dào )。西(xī )厂东厂为宦官把持，混淆黑白，陷(xiàn )害(hài )忠良，朝野内外噤(jìn )若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡(wáng )剑客(kè )挺身而出，接连铲除东厂数(shù )名(míng )奸佞，致令阉贼胆战心惊。适值(zhí )此时，风头(tóu )正劲的西厂(chǎng )