明朝成化年间，朝纲腐败，奸邪(xié )当道(dào )。西厂东厂为宦(huàn )官把(bǎ )持，混淆黑白，陷害(hài )忠(zhōng )良，朝野(yě )内外噤若寒(hán )蝉。时有赵怀(huái )安（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲除(chú )东厂(chǎng )数名(míng )奸佞，致令阉贼胆战心惊。适值此时，风头正(zhèng )劲的西厂