明朝成(chéng )化年间，朝纲腐败，奸邪当道。西厂东厂为宦官把持(chí )，混淆黑白，陷害(hài )忠良，朝野(yě )内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰(shì )）等流亡剑客挺(tǐng )身而出，接连铲除(chú )东(dōng )厂数(shù )名奸佞，致(zhì )令(lìng )阉贼胆战心(xīn )惊。适值(zhí )此时，风头正劲的西厂