[Machine Translation] Emergency x Labor Philosophy. Businessman survival! Yusaku Maeyamada, 40 years old, is a businessman who has followed the old-fashioned way of working in the age of 2022. His daily routine is disrupted by an unknown viral pandemic. The office relocation has begun! Sacrifices are made along the way. Even after passing through the line of death and arriving at the new office, the door still won't open. A new despair looms before Maeyamada and his colleagues. How will they face their zombified colleagues...! Emergency x Labor Philosophy, Businessman's Survival Volume 4.