An emergency occurred in the Ural Federal District - a group of especially dangerous criminals fled from a maximum security colony. The repeat offenders tried to hide in the taiga, but were unable to escape pursuit and, in despair, descended into the abandoned adits of one of the local mines. And then, within a radius of several kilometers, some kind of devilry began to happen: first, two helicopters and a passenger plane crashed in the mine area, then several search parties disappeared without a trace. The military decided not to risk their people and hired Bastion specialists to capture and escort the criminals...