明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂(chǎng )东(dōng )厂为宦官把持，混淆黑白，陷害(hài )忠良(liáng )，朝野内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡剑客挺身而(ér )出，接(jiē )连铲除东厂数(shù )名奸佞，致令阉贼胆战心惊。适值此时(shí )，风头正劲的西(xī )厂