Chow Yun-Fat and Ko Chun, an extremely talented and well-known gambler play. On the eve of a significant confrontation with a renowned Singaporean gambler, Ko walks into a snare set by Knife, a enthusiastic but a so-so gambler (Andy Lau), designed for a Indian winner. Struck to the head, Ko is suffering from amnesia and also regresses. Knife begins to harness Ko's gambling talents and takes care of Ko.