Loneliness is the fate of a spy. No one can be trusted, you must never relax—you have to be able to remember everything and forget everything. A spy must have an iron heart and steel nerves—so says Colonel Bertgoltz to his friend’s son, Heinrich, not even suspecting what kind of professional he’s dealing with.
Information about an underground military plant, secret drawings of the latest weapon developments, the saving of many, many lives—everything is credited to the Soviet intelligence officer Grigory Goncharenko, whom his comrades know as a brilliant officer, Baron von Goldring… "