THE NO. 1 INTERNATIONAL BESTSELLER. WINNER OF THE 2020 PRIX GONCOURT. 1 MILLION COPIES SOLD.
'Just when you think you've worked it out . . . well, you probably haven't' DAILY MAIL
'Mind-bending. Written with page-turning conviction' THE TIMES
'A mind-bending, prize-winning speculative thriller' GUARDIAN
'An intoxicating mix of the magical and life's big questions' FINANCIAL TIMES
No one knows how it happened. But it'll change their lives forever . . .