Shortlisted for the Costa Novel Award,Longlisted for the Baileys Women's Prize for Fiction.What is the difference between friendship and love? Gustav grows up in a small town in Switzerland, where the horrors of the Second World War seem a distant echo. But Gustav’s father has mysteriously died, and his adored mother Emilie is strangely cold and indifferent to him. Gustav’s life is a lonely one until he meets Anton. An intense lifelong friendship develops but Anton fails to understand how deeply