明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害忠良(liáng )，朝野内外噤若(ruò )寒蝉。时(shí )有赵怀安（李连(lián )杰 饰(shì )）等流亡剑客挺身而出，接连(lián )铲除东厂(chǎng )数名(míng )奸佞，致令(lìng )阉(yān )贼胆战心惊。适值(zhí )此时，风头正劲的西厂(chǎng )