Mind without borders is an APP used to care for children during the spread of infectious diseases, by establishing anonymous communication of information between children in various countries, health tracking, communication with family and friends, and connections with psychotherapists and volunteers to alleviate the decline in mental health of children as a result of the epidemic. Mind without borders serial global quarantine network allows children to see and understand the psychological conditions of other children living in isolation and quarantine around the world, and to care for each other and ease loneliness and stress through anonymous e-mail or voice communication, while the time required for messaging corresponds to the distance between reality and reality, creating expect. Mind without Borders allows children or care providers to return health information, enabling online volunteers and psychotherapists to help in a timely manner, reducing the burden on health care worker.