From New York Times best-selling author Jennifer A. Nielsen comes a stunning thriller about a girl who must escape to freedom after the Berlin Wall divides her family between east and west. With the rise of the Berlin Wall, 12-year-old Gerta finds her family divided overnight. She, her mother, and her brother, Fritz, live on the eastern side, controlled by the Soviets. Her father and middle brother, who had gone west in search of work, cannot return home. Gerta knows it is dangerous to watch the wall, to think forbidden thoughts of freedom, yet she can’t help herself.