明朝成化年(nián )间，朝纲腐败，奸(jiān )邪当道。西厂东厂为宦(huàn )官把持(chí )，混淆黑白，陷(xiàn )害忠良，朝(cháo )野内外(wài )噤若寒蝉。时有(yǒu )赵怀安（李(lǐ )连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名奸佞，致令(lìng )阉(yān )贼(zéi )胆战心惊。适值此时，风头正劲的西厂(chǎng )