During the Battle of the Bulge in 1944, a German soldier dressed in an American uniform is seriously wounded. He switches identity with a dead American soldier and is forced to give up his beloved diary.After the war the diary finds its way to nine-year-old Tommy Ness, as a war souvenir. Thirteen years later he is determined to uncover the secrets of the diary. He also wants to give the diary to the little girl, who is sitting on her mother's lap...