A letter, two lovers, a terrible lie. In war, truth is only the first casualty.

‘Inspires the kind of devotion among its readers not seen since David Nicholls’ One Day’ The Times

While Riley Purefoy and Peter Locke fight for their country, their survival and their sanity in the trenches of Flanders, Nadine Waveney, Julia Locke and Rose Locke do what they can at home.

Beautiful, obsessive Julia and gentle, eccentric Peter are married: each day Julia goes through rituals to prepare for her beloved husband’s return. Nadine and Riley, only eighteen when the war starts, and with problems of their own already, want above all to make promises – but how can they when the future is not in their hands? And Rose? Well, what did happen to the traditionally brought-up women who lost all hope of marriage, because all the young men were dead?