Teacher Charlotte Kingston is sent to close a school on an isolated Scilly Isle where she used to spend holidays with her grandparents. But when two visiting children find themselves in need of a place to stay Charlotte agrees to care for the boys and decides to keep the school open a little longer. Hearing about her family from the islanders Charlotte starts decoding her grandmother's old letters from WWII and a story emerges of forbidden love and a brave man who would risk everything for his country even giving up the woman he loved. . . When the children's handsome stepfather Ash arrives to take care of them Charlotte doesn't trust him - he's already left them once. But as attraction grows between them Charlotte revisits her grandmother's story and the redemption in its pages. Is it a sign that everyone deserves a second chance?