"得赌神毕生(shēng )绝技的刀(dāo )仔（刘(liú )德华）在龙五（向华强）的陪同(tóng )下重出江湖，代(dài )表师父以赌(dǔ )技(jì )致力慈善(shàn )事业，人(rén )称赌侠。遇(yù )到欲拜赌神为师号(hào )称赌圣的阿星（周(zhōu )星驰）后，两人互展(zhǎn )计(jì )谋绝技，打成平手。