At this particular time, masks, as one of the most effective means of isolating infections between people, are inextricably linked to everyone, not only in terms of their function as protection but also as a way of soothing the fear of infectious diseases. The masks were witnesses to this human catastrophe. For modern people, the days of wearing masks have profoundly influenced the way of life. This documentary focuses on ordinary people’s life in COVID-19 to present the helplessness and anxiety or positivity and optimism of people from different areas. With the symbol of the mask, this documentary explores the different attitudes of people in facing difficulties, overcoming isolation and seeking vitality in helping themselves and others.