Randy (Louis Koo) is the heir to a major casino business, but has never been interested to inherit the gaming empire after his father’s death. While Uno (Lau Ching Wan) has been helping to run the business, he has every intention for Randy to take over the business empire. Randy is obsessed with online gaming of Texas Hold 'Em Poker and Uno takes the opportunity to put Randy in a real tournament. Randy is put through some hardship before he learns the art of the game. Along the way, Randy falls in love with Smiley (Cherrie Ying), a girl who has a winning streak at the casino. Meanwhile, Uno starts a relationship with rival casino owner Ms Fong (Josie Ho). At the end of the championship match, the two top players – Randy and Uno face off against each other.
