Alcohol, smoking, and stress—within the physique subjected to those irritants, the cells accountable for sustaining life appear to struggle a warfare that by no means ends. Due to a extreme scarcity of employees, Red Blood Cell AA2153 has to shortly study to ship oxygen and accumulate carbon dioxide, even in harmful circumstances. Meanwhile, White Blood Cell U-1196 has to do her half by coping with germs and viruses throughout life-threatening conditions. In the midst of those crises, they must work collectively to maintain the physique wholesome, regardless of not figuring out if their sacrifices might be worthwhile. Cells at Work! Code Black takes a unique method by displaying the grittier facet of the roles our cells carry out.