明(míng )朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东(dōng )厂为宦官(guān )把持，混淆黑白，陷害忠良，朝(cháo )野内外(wài )噤若(ruò )寒(hán )蝉。时有赵怀(huái )安（李连(lián )杰 饰）等流亡剑(jiàn )客(kè )挺身而出，接连铲除东厂数(shù )名奸佞，致令阉贼胆战(zhàn )心惊。适值此时，风头正劲的西(xī )厂