Having witnessed too many families ruined by gambling, the gambling addict Chen Xiaodao vowed to eliminate gambling from the world. He planned to win against all the card masters, gambling gods, and mahjong queens before retiring from the gambling world and becoming a foot massage technician for many years. However, he never expected that gambling would still exist in the world and was harming his sister-in-law. To save his sister-in-law from gambling debts, he had no choice but to reappear in the underground casino disguised as a disheveled migrant worker, determined to use gambling as a weapon to eradicate the gambling industry.
