Flisss mum needs peace and quiet to recuperate from a long illness, so they both move to the countryside to live with Margot, Flisss stern and bullying grandmother. Life on the farm is tough and life at school is even tougher, so when Fliss unearths Margots wartime diary, she sees an opportunity to get her own back. But Fliss soon discovers Margots life during the evacuation was full of adventure, mystery . . . and even passion. Whats more, she learns a terrible secret that could tear her whole family apart . . .