INTERNATIONAL BESTSELLER14 MILLION COPIES SOLD WORLDWIDEThe sixth gripping thriller in Lars Kepler's internationally bestselling series featuring Joona Linna.A stranger wearing a mask stands in the shadow of a garden. He's watching his first victim through the window. He will kill him slowly, make it last--play him a nursery rhyme--make him pay.There's only one person the police can turn to--ex-Detective Joona Linna--but he's serving time in a high-security prison. So they of