During the war these agents became the main force combating the German intelligence service.
Their mission was to secure the rear of the active Red Army by arresting traitors, deserters, spies and criminal cells. Smersh is Russian for "Death to Spies" and was the name of a set of counterintelligence agencies formed in the Soviet Army during World War II. As captain of the 4th department of Smersh, it is your job to execute these operations in the heart of enemy territory.