Greenmantle: An Adventure, Espionage, Thriller Classic By John Buchan! AAA+++

A classic espionage and adventure novel set during The Great War, featuring the reckless Richard Hannay. Tasked with unraveling a mysterious message, Hannay travels through Germany and the Middle East, searching for the elusive religious leader ''Greenmantle''. Sequel to The Thirty-Nine Steps and precursor to Mr. Standfast.