明朝成化年间，朝纲腐败(bài )，奸邪当道。西(xī )厂(chǎng )东(dōng )厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若(ruò )寒蝉。时有赵怀安（李连杰(jié ) 饰）等流(liú )亡剑客挺身(shēn )而(ér )出，接连铲除东厂(chǎng )数名奸佞，致令阉贼(zéi )胆战(zhàn )心惊。适值此时，风头正劲的西厂