明朝(cháo )成(chéng )化年间，朝纲腐败，奸(jiān )邪当道。西(xī )厂东厂为宦(huàn )官把持，混淆黑白，陷害忠良，朝野内外噤(jìn )若寒蝉。时有(yǒu )赵怀(huái )安(ān )（李连杰 饰）等流亡剑客挺身而出，接连铲除东(dōng )厂数名奸佞，致令阉贼胆战心惊。适(shì )值此时，风头正劲的西厂