NOW A NETFLIX ORIGINAL SERIESIf you find one, he's already found you ....From the creator of The Killing, “a full-throttle thriller in the tradition of classic Stieg Larsson” (A.J. Finn, author of The Woman in the Window).Winner of the Barry Award for Best First Mystery/Crime Novel * A New York Times Book Review Best Book of the YearA psychopath is terrorizing Copenhagen.His calling card is a “chestnut man”—a handmade doll made of matchsticks and two chestnuts—which he leaves at each bloody crime scene.Examining the dolls, forensics makes a shocking discovery—a fingerprint belonging to a young girl, a government minister’s daughter who had been kidnapped and murdered a year ago.A tragic coincidence—or something more twisted?To save innocent lives, a pair of detectives must put aside their differences to piece together the Chestnut Man’s gruesome clues.Because it’s clear that the madman is on a mission that is far from over.And no one is safe.