明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东(dōng )厂为宦官把(bǎ )持，混淆(xiáo )黑白，陷害忠良，朝野(yě )内外噤(jìn )若(ruò )寒蝉(chán )。时有赵(zhào )怀安(ān )（李连(lián )杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉(yān )贼(zéi )胆战心惊。适(shì )值此时，风头正劲的西厂