1937, Edinburgh. Attractive, dark-eyed Jinny Hendrie is happy enough in her job in the accounts office of a large bakery - until handsome Viennese cake expert Viktor Linden walks into her life with the promise of an exciting future. Although her father and her kind-hearted boss, Ross MacBain, warn against it, Jinny is determined to marry Viktor but, when war is declared between Great Britain and Germany, all her plans are in ruins. Austria has joined forces with Hitler; Viktor has become an enemy and must return home to fight.