It is the summer of 1940 and all of England fears an invasion by Hitler's army. Still, ten-year-old Norah Stoakes is shocked when her parents decide to send her and her younger brother Gavin to Canada as war guests. Three years later, Norah thinks she may be falling in love for the first time when Andrew comes into her life. But even now the war threatens to ruin her happiness. After five years, the war has ended and Norah and Gavin will soon be going back to England. But ten-year-old Gavin barely remembers his parents and doesn't want to leave his Canadian family. Then something happens that forces Gavin to make the most difficult decision of his life.