Winner of the Prose Medal at the 2018 National Eisteddfod. This is the amazing story of Sion, who is forced to grow up suddenly, his mother Rowenna and his young sister, Dwynwen. His story is recorded in a blue notebook as the family try to survive a nuclear accident that has a catastrophic effect on the inhabitants of the village of Nebo and beyond. – Cyngor Llyfrau Cymru