明朝成化年间，朝纲(gāng )腐败(bài )，奸邪当道。西厂东(dōng )厂为宦(huàn )官把持(chí )，混淆黑白，陷害忠(zhōng )良，朝野内外噤若寒蝉。时有赵(zhào )怀安（李连杰 饰）等流(liú )亡剑客挺(tǐng )身而出，接连铲(chǎn )除东(dōng )厂数(shù )名奸(jiān )佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂