明朝成化年(nián )间，朝(cháo )纲腐败，奸(jiān )邪当道。西厂东厂为宦(huàn )官把持，混(hún )淆黑白，陷害忠良，朝野内外噤若寒蝉。时有赵怀(huái )安(ān )（李连杰 饰）等流亡剑客挺(tǐng )身而出，接连铲除东厂数名奸佞，致(zhì )令阉(yān )贼胆战心惊。适值(zhí )此(cǐ )时，风头(tóu )正(zhèng )劲的西厂