Five years ago, DCI John Lomond led the search for notorious Glasgow child-killer ‘The Sandman', until personal tragedy forced him off the case. In Lomond's absence, the killer was never found. Now, with nothing but work left in his life, Lomond remains obsessed with the case–despite the nightmares it brings. When a child is abducted in similar Sandman fashion from an affluent Glasgow suburb, Lomond is brought in to find them before it's too late.

There's a serial killer targeting the streets of Newcastle, seemingly picking his victims at random but subjecting them all to the same torturous end. When the Chief Inspector on the case goes missing, it falls on DCI Ryan to track down the man who is brutally murdering women and goading the police to 'catch me if you can'. As everyone becomes a suspect, Ryan and his team get drawn further and further into the case, but for Ryan the nightmare gets closer to home than he could ever have imagined.

Kate Irving arrives at her grandfather's cottage at Frenchman's Creek in the dead of night with her young son, a small suitcase, and little else. Its scattered community of fishermen, farmers, artists, and jetsetters barely bat an eyelid, because theirs is a rarefied world, tucked beneath the lush forest that lines the banks of the Helford estuary, deep in the heart of Cornwall, where life is slow and people generally mind their own business. Unless, of course, your grandfather happens to be a pillar of the local community.

Graham is a detective inspector with London’s Metropolitan police force. He’s a career police officer, an educated, reserved, thoughtful, some might say, complex man. He has suffered tragedy in his life that serves to exaggerate his more introspective characteristics and, like many of us, has to look his demons in the eye from time to time and make tough choices. This box set contains the first four mysteries in this bestselling series.

After an elite criminal profiling unit is shut down amid a storm of scandal and mismanagement, only one person emerges unscathed. Forensic psychiatrist Doctor Alexander Gregory has a reputation for being able to step inside the darkest minds to uncover whatever secrets lie hidden there, and soon enough he finds himself drawn into the murky world of murder investigation. In the beautiful hills of County Mayo, Ireland, a killer is on the loose. Panic has a stranglehold on its rural community, and the Garda are running out of time.