Greenmantle by John Buchan, Fiction, Espionage, Literary, War & Military

The story unfolds with Richard Hannay, who receives a telegram from Bullivant while recuperating at a country house after the Battle of Loos. Reflecting on his past, Hannay recalls their connection from the summer before the war and his transformation from a battalion officer into a seasoned soldier. As he contemplates the implications of the telegram, it stirs memories of his experiences and the harsh realities of war, signaling a pivotal moment that reshapes his perspective on duty and camaraderie.