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....

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?

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.

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…

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?

Clare Cassidy is no stranger to murder. As a literature teacher specialising in the Gothic writer R. M. Holland, she teaches a short course on it every year. Then Clare's life and work collide tragically when one of her colleagues is found dead, a line from an R. M. Holland story by her body. The investigating police detective is convinced the writer's works somehow hold the key to the case.s....  

For rookie detective constable Fiona Griffiths, her first major investigation promises to be a tough initiation. A young woman and her six-year-old daughter have been found brutally murdered in a squalid flat, the single clue a platinum credit card belonging to a millionaire businessman who died in a plane crash six months before. Fiona, however, has secrets of her own. She is still recovering from a crushing psychological breakdown, and the feelings that haunt her are constantly threatening to undermine the mask of normality she has learned to wear.

In a Philadelphia neighborhood rocked by the opioid crisis, two once-inseparable sisters find themselves at odds. One, Kacey, lives on the streets in the vise of addiction. The other, Mickey, walks those same blocks on her police beat. They don't speak anymore, but Mickey never stops worrying about her sibling. Then Kacey disappears, suddenly, at the same time that a mysterious string of murders begins in Mickey's district, and Mickey becomes dangerously obsessed with finding the culprit - and her sister - before it's too late.

When the body of a doctor is discovered brutally murdered in local woodland, Detective Kim Stone is shocked to discover the victim is Gordon Cordell - a man linked to a previous case she worked on involving the death of a young schoolgirl. Gordon has a chequered past, but who would want him dead? As the investigation gets underway, Gordon’s son is involved in a horrific car crash which leaves him fighting for his life. Kim's sure this was no accident.

When a young mother is found drowned in the bath, clutching a receipt saying 'all debts paid', Detective Robyn Carter knows it's just the beginning of a harrowing case. She recognizes the signs of a serial killer, and when a second victim with a receipt is found, her worst fears are confirmed. With the local press whipping the public into a frenzy, Robyn is under pressure to solve the crime yesterday. But her team can't find a link between the two bodies, and the cracks are starting to show.

Crimebusting duo DI Jackman and DS Evans are back, solving another crime that will make your skin crawl. Twenty years ago: a farmer and his wife are cut to pieces by a ruthless serial killer. Now: a woman is viciously stabbed to death in the upmarket kitchen of her beautiful house on the edge of the marshes. Then a man called Daniel Kinder walks into Saltern police station and confesses to the murder. But DI Rowan Jackman and DS Marie Evans of the Fenland Constabulary soon discover that there is a lot more to Daniel than meets the eye.

Erin is a documentary filmmaker on the brink of a professional breakthrough, Mark a handsome investment banker with a bright future. They seem to have it all - until Mark loses his job and cracks start to appear in their perfect life. But they’re determined to make it work. They book their dream honeymoon and trust that things will work out - after all, they have each other. Could the life of your dreams turn out to be a nightmare?  

Deep in the muddy fields of the Lincolnshire Fens, a teenage girl is found wandering, delirious, claiming to have been drugged at a party. Metres away, the drowned body of another girl is found on an isolated beach. And all this on a small stretch of land where, nearly 10 years ago, the shocking disappearance of a young girl remains an open case.

One night, Annie went missing. Disappeared from her own bed. There were searches, appeals. Everyone thought the worst. And then, miraculously, after 48 hours, she came back. Though she couldn't, or wouldn't, say what had happened to her. But something happened to my sister. I can't explain what. I just know that when she came back, she wasn't the same. She wasn't my Annie. I didn't want to admit, even to myself, that sometimes I was scared to death of my own little sister.