Leading Yau family in operating the wine-making business, Ying fails to turn out the same good wine as they made before. While Yau Family is in a state of anxiety, they happen to see Chi Chai putting flower petals into a wine cask, in which the wine then smells of the kind of fragrance like the wine Yau family made before. Discovering the way of making good wine, Yau family jumps for joy. Choi Tim's only daughter, Ming Chu, is a person brought up to dislike control and restraints. She often wanders about in the disguise as a man. She gets acquainted with Man and Hung by chance. Being congenial to each other, they soon become good friends. Taking Kung Ming Town's being troubled by lots of rats as an opportunity, Yu proposed marriage to Wan Yi on the reason that joys from their marriage...