明朝成化年间，朝纲腐败，奸邪当道(dào )。西厂(chǎng )东厂为宦官(guān )把(bǎ )持(chí )，混淆(xiáo )黑白，陷害忠良，朝野内外噤若(ruò )寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺身而出，接(jiē )连铲除东厂(chǎng )数名奸佞，致令(lìng )阉贼胆战心惊。适值此时，风(fēng )头正劲的西厂