明朝成化年间，朝(cháo )纲腐败，奸邪(xié )当道(dào )。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害(hài )忠良，朝(cháo )野(yě )内外噤若(ruò )寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸佞(nìng )，致(zhì )令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西厂(chǎng )