As the coronavirus (COVID-19) epidemic rages worldwide, outdoor protective measures must be followed carefully. People also pay more attention to the safety maintenance of their homes, incorporating epidemic prevention thinking into their residential planning. This case is an “epidemic prevention concept house” that considers physical and mental health, a shared area of the owner’s family for three generations of a young father, daughter and grandma. The designer uses neutral black, gray and white as the main color of the overall space. Functionally, the details required by the male host are integrated into a warm atmosphere of a small family.