Greenmantle is the second of five novels by John Buchan featuring the character of Richard Hannay.
Starting on 17 November, they plan to meet at a hostelry exactly two months later, going each by his own route - Blenkiron travelling through Germany as an observer, Sandy travelling through Asia Minor, using his Arab contacts, and Hannay entering enemy territory via Lisbon under a Boer guise..
The three meet, ponder their clues, and head to Constantinople.
Bullivant says that American John Blenkiron will also be useful.
Despite misgivings, Hannay accepts the challenge, and picks Sandy to help him.
I" written by Bullivant\'s son a spy, who was recently killed in the region.
Bullivant proposes that Hannay investigate the rumours, following a clue left on a slip of paper with the words "Kasredin", "cancer" and "v.
Bullivant briefs Hannay on the political situation in the Middle East, suggesting that the Germans and their Turkish allies are plotting to create a Muslim uprising, that will throw the Middle East, India and North Africa into turmoil.
Sir Walter Bullivant, a senior intelligence officer, summons Hannay to the Foreign Office.
The book opens in November 1915, with Hannay and his friend Sandy convalescing from wounds received at the Battle of Loos.
Greenmantle is the second of five novels by John Buchan featuring the character of Richard Hannay