Gustav Perle grows up in a small town in Switzerland where the horrors of the Second World War seem distant. He adores his mother, but she treats him with bitter severity, disapproving especially of his intense friendship with Anton, the Jewish boy at school. A gifted pianist, Anton is tortured by stage fright; only in secret games with Gustav does his imagination thrive. But Gustav is taught that he must develop a hard shell, 'like a coconut', to...