明朝成化年间，朝(cháo )纲腐败，奸邪当道(dào )。西(xī )厂东厂(chǎng )为宦官把持，混淆黑白，陷害(hài )忠良，朝野内外噤若(ruò )寒蝉。时有赵(zhào )怀(huái )安(ān )（李连杰 饰）等流亡(wáng )剑客挺身而出，接连铲除东(dōng )厂数(shù )名奸佞，致令阉(yān )贼胆战心惊(jīng )。适值此时，风头正劲的西厂