The life stories of young people such as Li Qiang and Chen Waer in the "Xingfuli" hutong in Beijing Financial Street for 40 years. The real scene shows the style of Beijing, and the plot is embedded with hot topics such as intangible cultural heritage, cultural protection, elderly care, community medical care, and the pursuit of a well-off society by all, showing the spirit of the times of "little people" who make unremitting efforts to change their destiny and pursue ideals and a better life.