After returning to the village, Lin Jiayi started a commercial firm, repaired bridges, and paved roads, cooperating with the upright new village head Chen Wei to promote rural construction. Her studying-abroad classmate Mary followed her to China, serving as an assistant and translator, and caused quite a few jokes due to cultural differences. Zhou Mu brought back a foreign wife Annie, who was full of curiosity about the Chinese countryside and also caused the Zhou family to attract the whole village's observation. With the help of everyone, Lin Jiayi gradually integrated modern management with local life, leading Qingshan Village toward a new vitality.