明朝(cháo )成(chéng )化年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白(bái )，陷害忠(zhōng )良，朝野内外噤若寒蝉。时(shí )有赵(zhào )怀安（李连杰 饰）等(děng )流亡剑客挺身而(ér )出，接连铲除东厂数名奸佞，致令阉贼胆战(zhàn )心惊(jīng )。适值此时，风头正(zhèng )劲的西厂