In early 2020, the COVID-19 outbreak broke out globally. Da Zhicheng (Yu Entai), a local hotel owner, was trying his best to sell his hotel, which had been losing money for more than half a year; postgraduate student Jiang Xiaotian (Chen Hao) ventured to Wuhan for an interview with his years of hard work on intelligent robots; Liu Huohuo (Yi Yunhe), a young man from Northeast China who had a dream of racing, was working as a flash deliveryman in Wuhan. The outbreak of the epidemic and the closure of Wuhan have put the three people in the biggest predicament of their lives. On the verge of bankruptcy, the job was ruined, and they were unfortunately hospitalized... Although the road is difficult, life is full of warmth and hope, surprises and strength. The suffering of the three people gradually escalated into a tenacious resistance, optimistic and funny national anti-epidemic alliance battle. The story cuts into the topic of the epidemic from a unique perspective, adopts a humorous and humorous style, and the three lines are connected in parallel, composing a group portrait of small people in a special period, showing the ordinary and warm light of humanity in the anti-epidemic torrent.