明(míng )朝成化(huà )年间，朝纲腐败，奸邪(xié )当道。西厂东厂为宦官把持，混淆(xiáo )黑白，陷害忠(zhōng )良，朝(cháo )野内外噤若寒蝉。时有赵怀(huái )安（李连杰 饰）等流(liú )亡剑客挺身而出，接连铲(chǎn )除东厂数(shù )名奸佞，致令(lìng )阉(yān )贼胆战心惊。适值此时，风头(tóu )正劲的西厂