It is 1942 and the German army surrounds Leningrad. No one can get out, no food can get in and the temperature is below zero. Food is strictly rationed and 12-year-old Boris Morenko is terrified that his mother will die. Desperate for food, Boris and his best friend Nadia go searching for potatoes behind the enemy lines. Both the children expect to be killed but receive help from an unexpected source. A brilliant, uplifting and passionate book about the terrible 900-day siege of Leningrad. A story of bravery, survival, friendship and compassion.