The Number 7

It all starts with a mysterious phone call from Louisa's decorative antique phone. And that wouldn't be so strange, except that the phone is unplugged, and has been for years. Frightened by the call and its message--and questioning her own sanity--Louisa listens as a somehow-familiar voice describes a lost family secret about Louisa's grandfather and his daring involvement in resisting the Nazi scourge in his native Sweden during World War II. Piecing together each clue she can find, Louisa begi…