In 2111 the world burned down in the fire of the Great Catastrophe. A nuclear winter has reigned on the planet, fierce winds are sweeping clouds of black snow across endless, buried radioactive tiny wastelands, and the few survivors have taken refuge in underground bunkers. In search of fuel, medicine and food, the fighters of the Expeditionary Force, led by Captain Porfiriev, are forced to come to the surface, where not only cold and radiation await them, but also mysterious combat robots. Completing a cycle about the lives of people who survived the nuclear apocalypse!