Zheng Hai, the owner of a barbecue restaurant, faces a sudden doubling of prices from his relative who supplies his goods just before the restaurant's anniversary celebration. The relative even tries to pressure him into accepting by insisting that they're family. But Zheng Hai refuses to give in and immediately replaces all his suppliers, personally overseeing the rebuilding of his supply chain. Unexpectedly, his restaurant becomes even more successful. After repeatedly hitting dead ends, his relatives finally understand that family ties are one thing, but business is business. Zheng Hai establishes a rule: inspect the goods before accepting delivery. He eventually fulfills his dream of opening a branch. Family affection matters, but rules must never be broken. Money earned through one's own abilities is the most reassuring.