明(míng )朝成化年间，朝(cháo )纲(gāng )腐败，奸邪当(dāng )道。西(xī )厂东厂为宦官把持，混淆黑白，陷害忠(zhōng )良，朝野(yě )内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流亡剑客挺(tǐng )身而(ér )出，接(jiē )连铲除东厂数名(míng )奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西(xī )厂