The game is set twenty years after World War III in 2032 which was between Nazi Germany, The United States, and the Soviet Union. This uneasy truce was not to last, and by 2012 the world is experiencing the horrors of a nuclear war. To survive the nuclear holocaust, humankind fled from the contaminated surface to find safety in vast bunkers, cities created deep underground. Decaying shelters and hideaways set the stage in mankind's struggle for survival where they battle horrible mutants, bloodthirsty mercenaries and other threats.The protagonist is Albert Tokaj, a mysterious psychologist who is chosen a part of a team of medical scientists in charge of monitoring the fugitives' mental stability in the underground bunkers which hold more darker secrets than simply the growing madness of its inhabitants.