How long can you pretend to be mad without going mad? Two English pilots are forced to find out when they are shot down behind enemy lines in 1944. The area is swarming with German troops, so, unable to escape, they ditch their clothing and personal belongings, pose as German soldiers, and board a train carrying wounded SS men home from the eastern front. But their act is too convincing and they find find themselves being transferred to Alphabet House, a mental hospital for those damaged by war. They are playing a dangerous game, and it seems they might not be the only ones there hiding secrets....

Both escape adventure and psychological thriller, Alphabet House is a meticulously researched stand-alone story from the acclaimed author of the 10-million-selling 'Department Q series'