明朝成化年(nián )间，朝(cháo )纲腐败，奸邪当道。西厂东厂为宦官(guān )把持，混淆黑白，陷害(hài )忠良，朝(cháo )野内外噤若寒蝉。时有赵(zhào )怀(huái )安(ān )（李连杰 饰(shì )）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令(lìng )阉贼(zéi )胆战心惊。适值此时，风头正劲(jìn )的西厂(chǎng )