'How simple this novel is. How subtle. How strong. How unlike any other. It is unique. It is unforgettable. It is extraordinary' Doris Lessing'I'm surprised it isn't the most famous book in the world' Max Porter, author of Grief is the Thing with Feathers'She was close to the edge now: the ice laid its hand upon her' The schoolchildren call it the Ice Palace: a frozen waterfall in the Norwegian fjords transformed into a fantastic structure of translucent walls, sparkling towers and secret chambers. It fascinates two young girls, lonely Unn and lively Siss, who strike up an intense friendship. When Unn decides to explore the Ice Palace alone and doesn't return, Siss must try to cope with the loss of her friend without succumbing to a frozen world of her own making.