明朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把(bǎ )持，混淆黑白，陷害忠良(liáng )，朝野内外(wài )噤若寒蝉。时有赵(zhào )怀安（李连(lián )杰 饰）等流亡剑客(kè )挺身而出(chū )，接连(lián )铲除东厂数名奸佞，致(zhì )令阉(yān )贼胆(dǎn )战心惊。适值(zhí )此(cǐ )时，风(fēng )头正劲的西厂