明朝成(chéng )化年间，朝(cháo )纲腐败，奸邪当道。西(xī )厂东(dōng )厂为宦官把持，混淆黑白，陷(xiàn )害忠(zhōng )良，朝野(yě )内外噤若寒蝉。时有赵怀(huái )安（李连杰(jié ) 饰(shì )）等流亡剑客挺身而出，接连铲除东厂数名(míng )奸佞，致令阉贼胆战心惊。适(shì )值此时，风头正劲的西(xī )厂