'A thrilling new talent' Peter James'Utterly compelling' Lesley Kara, bestselling author of The Rumour 'Wow . . . As many twists and turns as a rollercoaster!' Amy Lloyd, bestselling author of The Innocent Wife'Mightily impressive . . . Deviously plotted, with a bleak thread of intriguing twists' Daily Mail***The first book in a bestselling new serial killer series***Holly Wakefield works for the NHS as a criminal psychologist specialising in serial killers. She has particular reason to be good at her job - but she keeps that to herself. When DI Bishop from the Met Police approaches Holly to investigate a recent killing, Holly is horrified by the dismembered bodies and the way they have been theatrically positioned. More shocking still is when the pathologist reveals this is not the first time she has seen these mutilations. It means a serial killer is out there, and they're going to kill again - soon. Holly is used to chasing serial killers. But this killer has something in common with Holly that she's kept hidden for as long as she can remember. And for the first time since she was a child, Holly is forced to face the darkness of her past... The first thriller in a gritty and gripping new crime series starring forensic psychologist Holly Wakefield. For fans of Patricia Cornwell, Val McDermid, Robert Galbraith and the TV's Luther and Line of Duty.***Pre-order Mark Griffin's second novel, When Angels Sleep, in the bestselling Holly Wakefield series now***What readers are saying about When Darkness Calls:'Gripping, shocking, nail biting!' Reader review, 5 stars'A must read book!' Reader review, 5 stars'Outstanding' Reader review, 5 stars'A moving, intense rollercoaster!' Reader review, 5 stars'You have to read this book!' Reader review, 5 stars'Brilliant . . . you won't want to put it down' Reader review, 5 stars'Compulsive' Reader review, 5 stars'Couldn't put it down!' Reader review, 5 stars'I was glued to this cover to cover' Reader review, 5 stars