明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦(huàn )官把持，混(hún )淆黑(hēi )白(bái )，陷害忠良(liáng )，朝(cháo )野内外噤若寒蝉。时有(yǒu )赵怀安（李连杰 饰）等流亡(wáng )剑客(kè )挺身而出，接连(lián )铲除东(dōng )厂数名奸佞，致令阉贼(zéi )胆战心惊。适值此时，风头正劲(jìn )的西厂