Brought to you by Penguin. *Narrated by Gemma Whelan* A WORLD HALF IN DARKNESS. A SECRET SHE MUST BRING TO LIGHT. 2059. The world has stopped turning. One half suffers an endless frozen night; the other, nothing but burning sun. Only in a slim twilit region between them can life survive. In an isolationist Britain, scientist Ellen Hopper receives a letter from a dying man. It contains a powerful and dangerous secret. One that those in power will kill to conceal... 'A beautifully realised and thought-provoking thriller.' THE TIMES 'A taut, thrilling runaround' GUARDIAN 'Reminiscent of Robert Harris's high-concept conspiracy thrillers' FINANCIAL TIMES © Andrew Hunter 2020 (P) Penguin Audio 2020