Greenmantle

November 1915. Richard Hannay is tasked to undertake a top-secret mission to investigate rumours of a plot to create a holy war throughout the Muslim world and draw troops and resources from the Western Front. Hannay must journey to Constantinople through war-torn Europe, recruiting three loyal friends – Peter Pienaar, John S Blenkiron and Sandy Arbuthnot – to help him as he unravels coded message...