明朝成化年(nián )间，朝(cháo )纲腐败(bài )，奸(jiān )邪当道(dào )。西厂(chǎng )东厂为宦官把(bǎ )持，混淆(xiáo )黑白，陷害忠良，朝野内外噤若寒(hán )蝉。时有赵怀安（李连杰 饰）等流亡剑客挺身而出(chū )，接连铲除(chú )东厂数(shù )名奸佞，致令阉贼胆战心惊。适值此时，风头正劲的西厂