Listed in the BBC’s ‘100 Novels That Shaped Our World’, Mr Standfast is the third of Buchan’s thrilling, fast-paced World War I adventure novels, following The Thirty-Nine Steps, and Greenmantle: in which Brigadier-General Richard Hannay is reluctantly plucked from the trenches of the Western Front, to undertake a vital secret mission against a German spy ring operating among pacifist elements in England. In pursuit of the spy master, Hannay encounters comrades old and new, and earns the love of a beautiful and intelligent woman – but he discovers that his foe is an old adversary, and even more deadly than he had imagined; and he comes to realise that only the ultimate sacrifice can save the day for England…