明朝成化年间，朝(cháo )纲腐败，奸邪(xié )当道。西厂东(dōng )厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀安(ān )（李连杰 饰(shì )）等流亡剑客挺身而(ér )出，接(jiē )连铲除东(dōng )厂(chǎng )数(shù )名奸(jiān )佞，致令阉贼胆战心惊。适(shì )值此时(shí )，风头正劲的西厂(chǎng )