明朝成(chéng )化年间(jiān )，朝(cháo )纲腐败(bài )，奸邪当道。西厂东厂为宦官把(bǎ )持，混(hún )淆黑白，陷害忠良，朝野(yě )内外噤(jìn )若寒蝉。时有赵怀安（李连杰 饰）等(děng )流亡剑客挺身而出，接(jiē )连铲除东厂数名(míng )奸佞，致令阉贼(zéi )胆战心惊。适值(zhí )此(cǐ )时，风头正劲(jìn )的西厂