He promised to love her forever, but forever is running out. 1943: in the ruins of Blitzed London, Stella Thorne and Dan Rosinski fall in love. Sixty years later Dan sends a letter to the house where they shared a brief yet perfect happiness. But Stella has gone, and the letter is opened by Jess. She is captivated by the story of a love affair that burned so bright. Can she help Dan find Stella before it is too late?