明朝成化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠(zhōng )良，朝(cháo )野内(nèi )外噤若寒蝉。时(shí )有赵怀安（李(lǐ )连杰 饰）等流亡剑客(kè )挺身而出(chū )，接连铲除东厂数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此(cǐ )时(shí )，风头正劲的西(xī )厂