"得赌神毕(bì )生绝技(jì )的刀仔（刘德(dé )华）在龙五（向华强）的(de )陪同下重(chóng )出(chū )江湖，代表(biǎo )师父以赌(dǔ )技致力慈善事业，人称赌侠。遇到欲拜(bài )赌神为师(shī )号称(chēng )赌圣的阿星（周(zhōu )星驰）后(hòu )，两人互展(zhǎn )计谋绝技，打成平手。