明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把(bǎ )持，混淆(xiáo )黑白，陷害忠良，朝(cháo )野内外(wài )噤若寒蝉。时有(yǒu )赵怀(huái )安(ān )（李连杰 饰）等(děng )流亡剑客(kè )挺身而(ér )出，接连铲除东厂数名奸(jiān )佞，致令阉贼胆战心惊。适值此时，风头(tóu )正劲的西厂(chǎng )