Max, the devoted caretaker of a wildlife reserve, has learned to live with the Nazis who have overrun his land. He knows there is a girl, Kalinka, hiding in the park. Kalinka has lost her home and her family, but does have one precious gift: a relationship with the rare Przewalski's horses on the reservation. Kalinka must lead the last two horses on a treacherous journey through the frozen Ukranian forest.