When Gao, the young saint of gamblers, vows not to gamble again after his latest win, he becomes the target of assassination from rival gamblers. He teams up with Black Mask to combat the assailants when he is challenged to an ultimate gambling duel.

Gao Jun can memorize everything he sees and Zhou Xing Xing has a special will power. Together they use their special abilities to make money through gambling. They meet Uncle Da, known as "Master of Mahjong," who teaches them professional skills.