Security services are still trying to understand how the terrorists managed to get a cobalt bomb and transport it to the center of a busy metropolis. Revolutionary design of the dirty bomb instantly turned the prosperous city into the dark radioactive concrete jungle. Most of the population has been evacuated to safety, but there still should be a lot of people within the contaminated zone. The search robots were helping search for survivors, but they broke down too fast to explore the whole city. When the level of contamination dropped a little, the advanced search…