In 2020, most residents on the planet were forced to live indoors for days and months due to the epidemic, which has influenced our usual work and life to some extent. In this isolation, people tend to create ways of self-entertainment and take limited exercise at home. As a result, a large amount of ordinary people emerged on the Internet and started to show the interesting bits of living indoors in their own way. They straddled the differences in time and space, and built vast webs of data in live form, in which they connected and influenced each other.