In the darkest of times, some fight to save democracy and others to destroy it. Which one, really, is Sir Arthur Benton, secret agent for the British crown?

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 has 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?
Completed series, 6 volumes.