明(míng )朝成化(huà )年间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠(zhōng )良，朝野(yě )内外(wài )噤(jìn )若寒蝉。时有赵(zhào )怀安（李(lǐ )连杰 饰(shì )）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令阉(yān )贼胆战(zhàn )心惊(jīng )。适值此时，风头(tóu )正劲的西厂