Just who is Sir Arthur Benton, secret agent for the British crown? A double agent, a traitor, or an idealist? Only an inner circle of influential men know about his true mission. Ever since the early 30s, this elusive spy kept haunting his worst nemesis: Colonel de la Taille of France's military intelligence. Istanbul in 1929, Wannsee in 1942, and then Berlin in 1945… Who sent this British citizen on these secret missions?