明朝成化年间，朝纲腐败，奸邪当(dāng )道。西厂东厂为宦官把持，混(hún )淆黑白(bái )，陷害(hài )忠良，朝野内外噤(jìn )若(ruò )寒蝉。时有赵怀安（李连杰 饰）等流(liú )亡剑(jiàn )客(kè )挺身而出(chū )，接连铲除东厂数名奸佞，致令阉(yān )贼胆战心惊。适值(zhí )此时，风头正劲的西厂(chǎng )