To the public, he’s a hero: a killer who targets convicted paedophiles. Two men are dead already - tortured to death. Even the police don’t regard the cases as a priority. Most feel that two dead paedophiles is a step in the right direction. But to DC Maeve Kerrigan, no one should be allowed to take the law into their own hands. Young and inexperienced, Kerrigan wants to believe that murder is murder no matter what the sins of the victim. Only, as the killer’s violence begins to escalate, she is forced to confront exactly how far she’s prepared to go to ensure justice is served….

The teenage girl was the first victim. Her throat cut to the bone, she didn’t stand a chance. Her mother, at least, had time to fight back. Briefly. Called to the crime scene in leafy Wimbledon, Maeve Kerrigan’s first thought is that this is a domestic dispute gone badly. But the husband is found lying bleeding and unconscious in an upstairs room. As a criminal barrister he insists he’s the third victim rather than their prime suspect, even if he’s a man who makes enemies easily. The only other surviving family member is 15-year-old Lydia....

COP KILLER STRIKES AGAIN! The tabloid headlines are lurid but accurate. A killer is terrorising London but this time it is the police who are the targets. And Maeve Kerrigan and her boss Josh Derwent are clueless as to why. But it will only be a matter of time before the murderer selects his next victim…

He meets women. He gains their trust. He kills them. That’s all Maeve Kerrigan knows about the man she is hunting. Three women have been strangled in their homes by the same sadistic killer. With no sign of a break-in, every indication shows that they let him in. But the evidence is pointing at a shocking suspect: DI Josh Derwent, Maeve’s colleague. Maeve refuses to believe he could be involved, but how well does she really know him?

Leo Stone is a ruthless killer or the victim of a miscarriage of justice. A year ago, he was convicted of the murder of two women and sentenced to life in prison. But now he's free, and according to him, he's innocent. DS Maeve Kerrigan and DI Josh Derwent are determined to put Stone back behind bars where he belongs, but the more Maeve finds out, the less convinced she is of his guilt. Then another woman disappears in similar circumstances. Is there a copycat killer, or have they been wrong about Stone from the start?

Eighteen-year-old Chloe Emery returns to her West London home one day to find the house covered in blood and Kate, her mother, gone. There may not be a body, but everything else points to murder. Maeve Kerrigan is young, ambitious and determined to prove she's up to her new role as detective sergeant. She suspects Chloe is holding something back, but best friend Bethany Norris won't let Maeve get close. What exactly is Bethany protecting Chloe from? As the team dig deeper into the residents of Valerian Road, no one is above suspicion.

Everyone's heard the rumours about elite gentlemen's clubs, where the champagne flows freely, the parties are the height of decadence...and the secrets are darker than you could possibly imagine. DS Maeve Kerrigan finds herself in an unfamiliar world of wealth, luxury and ruthless behaviour when she investigates the murder of a young journalist, Paige Hargreaves. Paige was working on a story about the Chiron Club, a private society for the richest and most privileged men in London. Then she disappeared. 

Crimebusting duo DI Jackman and DS Evans are back, solving another crime that will make your skin crawl. Police detective Carter McLean is the only survivor of a plane crash that kills his four best friends. He returns to work, but he is left full of guilt and terrible flashbacks. So for each of his four friends he decides to complete something that they left unfinished....

When DI Rowan Jackman and DS Evans are told that the IT boss has disappeared, they soon suspect foul play. Orla Cracken, known as Orac, is no ordinary techie; she was once a field agent traveling abroad undercover, working for the government. Meanwhile DC Robbie Melton discovers that two people, both urban explorers, have mysteriously disappeared whilst out exploring abandoned buildings. One went missing at a disused airfield, but was it a military base, or was it civilian?

When your life is a lie, who can you trust? When Maggie Taylor accepts a new job in Manchester, she is sure it is the right move for her family. The children have settled well, although her husband, Duncan, doesn’t appear to be so convinced. But nothing prepares her for the shock of coming home from work one night to find that Duncan has disappeared, leaving their young children alone. His phone is dead, and she has no idea where he has gone or why.

Suzi did a bad thing. She’s paying for it now, pregnant, scared, and living in an isolated cottage with her jealous husband, Nick. When Nora moves into the only house nearby, Suzi is delighted to have a friend. So much so that she’s almost tempted to tell Nora her terrible secret. But there’s more to Nora than meets the eye. It’s impossible - does she already know what Suzi did?

Evie Cormac was found at a murder scene six years ago, hiding in a secret room. She has never revealed her real name, why she was in that house, or what she saw. Forensic psychologist Cyrus Haven wants to help the traumatised teenager. He thinks unravelling Evie's secrets will free her from the past. But he has no idea what he's about to unleash....

A crime wave has hit town. The target is a highly sought-after brand of streetwear called Hybird X, clothing that costs a fortune and resells for unbelievable prices. Houses are burgled, kids mugged on the streets...and finally a young man dies, all for the sake of his shoes. Then another boy’s body is found in a pile of rubbish. Meanwhile illegal steroids are flooding the streets. And there are dark movements on the marshes. 

The domestic bliss of Detective Inspector Rowan Jackman, of Fenland Constabulary, doesn’t last long. His old nemesis, serial killer Alistair Ashcroft, is back in town and ready to tidy up unfinished business. Ashcroft sends a sinister text to DS Marie Evans. His opening move in what will prove to be a lethal game of cat-and-mouse. Yet for all his taunts, where is he? In a county crawling with police on the look-out for him, Ashcroft is nowhere to be found. Everyone Jackman cares about is in danger. Alongside the hunt for Ashcroft, however, normal police work must continue.

It was meant to be a harmless stag-night prank. A few hours later Michael Harrison has disappeared, and his friends are dead. With only three days to the wedding, Detective Superintendent Roy Grace - a man haunted by the shadow of his own missing wife - is contacted by Michael's beautiful, distraught fiancée, Ashley Harper. Grace discovers that the one man who ought to know Michael Harrison's whereabouts is saying nothing.