New York Times London, 1939. London, 2019. American journalist Maddie Warner, whose life has been marked by the tragic loss of her mother, travels to London to interview Precious about her life in pre-WWII London. Maddie has been careful to close herself off to others, but in Precious she recognizes someone whose grief rivals her own'but unlike Maddie, Precious hasn't allowed it to crush her.  Maddie finds herself drawn to both Precious and to Colin, her enigmatic surrogate nephew.  As Maddie gets closer to her, she begins to unravel Precious's haunting past'a story of friendship, betrayal, and the unremembered acts of kindness and of love.