明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若寒(hán )蝉。时有赵(zhào )怀(huái )安(ān )（李连杰(jié ) 饰）等(děng )流亡剑客挺身而(ér )出，接连铲除东厂数名奸佞(nìng )，致令(lìng )阉贼胆战心(xīn )惊(jīng )。适值(zhí )此时，风头正劲的西厂