"得赌神毕生绝技的刀仔(zǎi )（刘德(dé )华）在龙(lóng )五（向(xiàng )华强）的陪同下(xià )重出(chū )江湖，代表师父以赌技致力慈(cí )善事业，人称赌(dǔ )侠。遇到(dào )欲拜赌神为师号称赌圣的阿星（周(zhōu )星驰）后，两人互展(zhǎn )计谋绝技，打(dǎ )成平手。