明(míng )朝成化年间，朝纲腐败，奸邪当道。西厂东(dōng )厂为宦官把(bǎ )持，混淆黑(hēi )白(bái )，陷(xiàn )害忠(zhōng )良，朝野内外噤若寒蝉。时(shí )有赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数(shù )名奸佞，致令阉(yān )贼胆战心惊。适值此时(shí )，风头正劲(jìn )的西厂(chǎng )