"We must be very nice to him," said Mrs. Braithwaite, looking up at her daughter with large blue eyes. "Nice to him!" echoed Miss Braithwaite in some surprise. "Well, of course we'll be nice to him. I mean, why shouldn't we?" It's the spring of 1938, the threat of war looms across England, and widowed, slightly dizzy Sophie Braithwaite and her daughter Wynne await the arrival of a distant cousin, Franz von Heiden-from Nazi Germany no...