*THE INTERNATIONAL BESTSELLER*'Nerve-wracking dark suspense with a masterly resolution. Anders Roslund is a marvellously talented author' Erik Axl Sund, bestselling author of THE CROW GIRL'A perfect example of Scandi noir' The Times***Two little girls go missing on the same day in Stockholm.Their disappearances are never explained. In time, the investigations are abandoned. A chance discovery puts Detective Ewert Grens back on the trail five years later.His own personal trauma makes him determined to find out what happened to these children who were snatched from a supermarket and a car park and never seen again. His search leads him into the recesses of the dark web and the discovery of a paedophile ring that can only be cracked from the inside.Grens is forced to call upon his retired partner, Piet Hoffman, the best undercover operative he knows, to try to infiltrate the group.They will have only one chance - but are they up to the darkest challenge of their lives?***'If you thrill to the chills of Scandinavian noir, chances are you've read something by Anders Roslund.He has two strong prose styles - dark and darker' New York Times'A complex, white-knuckle read' ObserverFROM THE WINNER OF THE Crime Writers' Awards International Dagger and the GLASS KEY AWARD.