明朝(cháo )成化年间，朝(cháo )纲腐败(bài )，奸(jiān )邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝野内外噤若寒蝉。时(shí )有赵怀(huái )安（李(lǐ )连杰 饰）等流亡剑客(kè )挺身而出(chū )，接连铲除(chú )东厂数(shù )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