Gambling fanatic West (Yuen Wah) meets Wong, a waiter who could remember the locations of all 144 mahjong tiles while playing the game. Soon West and Wong start winning big and set their eyes on the ultimate prize, winning the Master Of Mahjong Tournament. But when West is kidnapped by the opponents in an attempt to force Wong to lose, it's up to Wong's boss Auntie Fei, (Yuan Qiu) to show everyone who is the real Mahjong master!