明朝成化年间，朝纲(gāng )腐败，奸(jiān )邪当道。西厂东厂为宦官把持，混淆黑白，陷害忠良，朝(cháo )野内外噤若(ruò )寒蝉。时有赵(zhào )怀安（李连杰(jié ) 饰）等流亡剑客挺身而出，接连铲除(chú )东(dōng )厂数名奸佞(nìng )，致令阉贼胆(dǎn )战心惊。适值(zhí )此时，风头(tóu )正(zhèng )劲的西(xī )厂