"When Queenie Hennessy is told she has days to live she sends a letter on pink paper in which she bids goodbye to Harold Fry. It is a letter that inspires an unlikely walk, a cast of well-wishers, and the examination of many lives unlived. But there is a second letter, a longer, quieter more complicated letter which she will never send. It is this letter, the one we did not know about in [the author's previous book] The Unlikely Pilgrimage of Harold Fry, which reveals the shocking and beautiful truth of Queenie's life"--