The hit Hong Kong funnyman follows the story of Sing, the infamous "Saint of Gamblers". When a rival sends a group of people with telekinetic powers matching Sing attack him, the result of ESP battle opens up a space-time wormhole, and Sing is sent back to Shanghai in 1937! Meeting his own grandfather Chow Tai-fook and the infamoius millionaire Ding Lik, Sing must defeat Ding Lik's enemies and the Japanese military forces, while attemping to find way back to his home: year 1991.