明朝成(chéng )化年间，朝纲腐败，奸邪(xié )当道(dào )。西(xī )厂东(dōng )厂为宦官把(bǎ )持，混淆黑白(bái )，陷害(hài )忠良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸(jiān )佞(nìng )，致令阉贼胆战心(xīn )惊。适值此时，风头正劲的西厂