A NETFLIX ORIGINAL SERIES

';This is a terrific book, compelling and beautifully written by a true master of the genre.'Peter James, bestselling author of the Roy Grace series

The author of The Chestnut Man and creator of the hit television series The Killing returns with a twisty, breakneck psychological thriller that takes an innocent children's game to its most terrifying and diabolical extreme.

COUNT TO ONE, COUNT TO TWO . . .

A strange voice from inside the woods repeats a child's counting rhyme.

Count to four, count to five . . .

A body discovered in the water.

You're trying to go home. Will you make it alive?

Thirty years later, a woman receives a string of anonymous text messages, repeating that same rhyme.

Found you.

Then she disappears . . .

On Valentine's Day, detectives Naia Thulin and Mark Hess are searching for the missing woman. But when they uncover links to a decades-old cold case, their investigation takes a terrifying turn.

A violent killer is on the loose. Can the Copenhagen detectives catch them before they strike again?