From the best-selling and award-winning author of The Devil's Arithmetic, Jane Yolen, comes her first Holocaust novel in nearly thirty years. Influenced by Dr. Mengele's sadistic experimentations, this story follows twins as they travel from the Lodz ghetto, to the partisans in the forest, to a horrific concentration camp where they lose everything but each other. It's 1942 in Poland, and the world is coming to pieces. At least...