Teased mercilessly by her so-called friends, and ignored by the only boy in the world who matters, Laura dreads her school days. Things aren't much better at home: Mum's always stressed out and Dad's long gone. Late-night music lessons in school provide some escape, but when Laura hears strange noises in the dark, empty building, she discovers she's not alone. Unravelling the mystery becomes an obsession. Gradually, she uncovers a secret that links a boy in her class, her own great-grandad and a nuclear scientist in a distant country. The trail takes her on a terrifying journey far from home,...