明朝(cháo )成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒(hán )蝉。时(shí )有赵怀安（李连杰 饰(shì )）等流亡剑(jiàn )客挺身而出，接连铲除东(dōng )厂数(shù )名奸佞，致令阉贼(zéi )胆战心(xīn )惊。适值此时(shí )，风头正劲的西厂