Feifei is well-behaved and sensible, always staying by the side of his sickly mother, Xu Xinghe. Seven years ago, after becoming pregnant, Xu Xinghe accidentally became separated from her family, and an accident on the way led to losing contact with her family. The community and neighbors have always given the mother and son a lot of care, and Feifei always takes the initiative to help his mother share small chores within his ability. The two rely on each other, and their life is ordinary yet full of warmth. For seven years, Gu Zhaoci has never stopped searching for his separated wife and child. Through a public welfare family-tracing platform, he continuously compared clues, and finally found Xu Xinghe and her son. The family of three, separated for many years, is finally reunited happily.