The fight against the epidemic was extremely thrilling. In 2020, Haijing was locked down due to the epidemic, and the owner of a deep breathing rehabilitation institution, Cheng Yang, had a low fever after kidney transplantation. However, he still rushed to find out about the expired donated masks and sneaked into a pharmacyBoss Fan's home. Mr. Fan's nanny Ma Feiyan tested positive for nucleic acid but fled from the hospital. The attending physician Chen Yang also came to Mr. Fan's house to retrieve the patient, but was empty handed. Be mistaken for COVID-19 due to feverCheng Yang experienced various thrilling moments and accidentally uncovered the crime behind Mr. Fan selling fake masks, and reunited with his ex girlfriend Chen Yang. In the end, this farce caused by the pandemic and human entanglement shouldHow does it end?