"得赌神毕生绝技的刀仔（刘德(dé )华）在龙(lóng )五（向华强）的陪同(tóng )下重出江(jiāng )湖，代(dài )表师父以赌技致力慈善事(shì )业，人称赌侠。遇到欲拜(bài )赌神为师号称赌圣的阿星（周星(xīng )驰(chí )）后，两(liǎng )人互展计谋绝(jué )技，打成平(píng )手。