From the world to Taiwan, 2020 has been filled with turbulent crises. This documentary records how anti-epidemic hotels play a vital role in the severe test of the COVID-19 epidemic, how they stand up, and what tests they encounter during the process. Director Chen Yujie spent 10 months recording the worries of Chinese people and students who returned from abroad when faced with an unfamiliar epidemic situation; the staff of the epidemic prevention hotel went from fear and fear to enthusiastic reception when they were entrusted with important tasks. From a perspective you have never seen before, every decision made in the battle against COVID-19 will be a piece of history deeply imprinted in your heart.