When Ada awakes from surgery on her club foot, the news that greets her will change the course of her life. Doors that her mother had shut tightly are swinging open—
 
But World War II rages on. Ada and her brother, Jamie, are forced to move into a cottage with the iron-faced Lady Thorton and her daughter, Maggie. Life in the crowded home is tense. Then Ruth arrives. Ruth, a Jewish girl, from Germany. A German? Could Ruth be a spy?
 
As the fallout from the war intensifies, calamity creeps closer to Ada’s doorstep, and life grows more complicated. Who will Ada decide to be? How can she keep fighting? And who will she struggle to save?