明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官(guān )把持，混淆黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵(zhào )怀安（李连杰(jié ) 饰）等流亡剑客挺身(shēn )而出，接连铲除东厂(chǎng )数名奸佞，致令(lìng )阉贼胆战心(xīn )惊(jīng )。适值(zhí )此(cǐ )时，风头正(zhèng )劲的西厂