Jan opened his wooden box and took out the silver sword. ´This willbring me luck,´ he said to Mr Balicki. ´And it will bring you luckbecause you gave it to me.´ The silver sword is only a paper knife,but it gives Jan and his friends hope. Hungry, cold, and afraid, thefour children try to stay alive among the ruins of bombed cities inwar-torn Europe. Soon they will begin the long and dangerous journeysouth, from Poland to Switzerland, where they hope to find theirparents again.