London, 1939. Eva Harlow and her best friend, Precious Dubose, are trying to make their way as fashion models. When Eva falls in love with Graham St. John, an aristocrat and Royal Air Force pilot, she can’t believe her luck. Then the Blitz devastates her world, and Eva finds herself slipping into a web of intrigue, spies and secrets. All it takes is one unwary moment to change their lives forever. 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. She finds herself drawn to both Precious and to Colin, her enigmatic surrogate nephew. As Maddie gets closer to her, she begins to unravel Precious’ haunting past.