明朝成化(huà )年间，朝纲腐(fǔ )败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷(xiàn )害(hài )忠良，朝野内外(wài )噤若(ruò )寒(hán )蝉。时有赵(zhào )怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂(chǎng )数名奸佞，致令(lìng )阉贼胆战心(xīn )惊。适值此时，风头正劲的西厂