About the book: 2023 / In 1941, Hitler’s counterintelligence managed to find several transmitters that belonged to the Soviet Center and were located in France, Belgium and Switzerland, after which gave rise to a coded designation for the operation in official Abwehr documents: “Red Chapel.” However, a small group of Soviet military intelligence officers continued to transmit information of enormous importance to the Center... Many of the characters in the book are not fictional by the authors and have real prototypes.