University student Zhou Xiaofeng returns to his hometown to help protect his village. He warns the villagers about an approaching typhoon in advance, but nobody believes him. The typhoon destroys the entire melon field, leaving everyone desperate. That's when he uses his professional expertise to turn discarded rotten watermelons into fruit vinegar. A business partner plots to steal his recipe and deliberately sabotage his business, but Zhou Xiaofeng calmly prepares his countermeasures and preserves the evidence. Not only does he overcome the crisis, but he also secures company shares and leads the entire village in developing a distinctive local industry, bringing prosperity to the community.