明朝成化年间，朝纲腐败，奸邪(xié )当道。西厂东厂(chǎng )为宦官把(bǎ )持，混淆黑(hēi )白，陷害忠良，朝(cháo )野(yě )内外噤若寒蝉。时(shí )有赵(zhào )怀安（李(lǐ )连杰 饰）等流(liú )亡剑客挺(tǐng )身而出，接连(lián )铲除东厂数名奸佞，致令阉贼胆战心惊。适值(zhí )此时，风(fēng )头正劲的西厂