"得赌神毕生(shēng )绝技的刀仔（刘德(dé )华）在(zài )龙(lóng )五（向华强(qiáng )）的陪同下重(chóng )出江湖，代表(biǎo )师父以赌技致力慈善事(shì )业，人称赌侠。遇到(dào )欲拜赌神为师号称赌圣(shèng )的阿星(xīng )（周星驰）后，两人互展计(jì )谋绝技，打(dǎ )成平手。