Xi Xi gets separated from her aunt at the market and is taken in by the couple Su Wan and Chen Yuanfang. With her keen perception, she helps villagers discover mountain goods, avoid danger, and bravely saves people during a flood. Eventually, Xi Xi finds her biological parents, and both families care for her together. Through mutual aid, the entire village embarks on a path to prosperity, becoming a renowned wealthy village. The story is warm and touching, showcasing family affection, kindness, and unity.