明(míng )朝成化年间，朝纲(gāng )腐败，奸邪当道。西厂东厂为宦官把持，混(hún )淆黑白，陷害忠良，朝(cháo )野内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出，接连铲除东厂数名(míng )奸(jiān )佞，致令阉贼(zéi )胆战心惊。适值此(cǐ )时，风头正劲的西厂(chǎng )