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?

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.

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?

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. 

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….

Everything has changed for Dr Ruth Galloway. She has a new job, home and partner and is no longer North Norfolk police's resident forensic archaeologist. That is, until convicted murderer Amyas March offers to make DCI Nelson a deal. Nelson was always sure that March killed more women than he was charged with. Now March confirms this and offers to show Nelson where the other bodies are buried - but only if Ruth will do the digging.   

Drugged and kidnapped from his Edinburgh home, the realisation soon dawns that he’s been locked inside a shipping container - but what Bart doesn’t know is that he’s now heading for France, where his unspeakable fate is already sealed.... DCI Ava Turner and DI Luc Callanach are working on separate cases that soon collide as it becomes clear that the men and women being shipped to France are being traded for women trafficked into Scotland. With so many lives at stake, it seems an impossible task - but there’s no option of failure when Bart and so many others will soon be dead...

Maeve Kerrigan is an ambitious detective constable, keen to make her mark on the murder task force. Her male colleagues believe Maeve’s empathy makes her weak, but the more she learns about the latest victim, Rebecca Haworth, from her grieving friends and family, the more determined Maeve becomes to bring her murderer to justice. But how do you catch a killer no one has seen? And when so much of the evidence they leave behind has gone up in smoke?

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.

Stephen Berry is about to jump off a bridge until suicide prevention counsellor Damien Maclure stops him. One week later, Stephen Berry is found dead at the bottom of a cliff. But did he take his own life...or was he pushed? A spate of murders sweeps across Edinburgh, and to make matters worse for DI Luc Callanach and DCI Ava Turner, the victims seem random and entirely unconnected. With no clear method for how the killer chooses their victims, Callanach and Turner are under more pressure than ever to identify the killer before it’s too late.

A teacher goes missing under suspicious circumstances and a man is murdered at a local reservoir. For Detective Robyn Carter, there's no obvious link between the cases. But as she starts to delve into them, her investigations lead her to Abigail, perfect wife and mother to beautiful little Izzy. What was Abigail's connection to the victims? And why is she receiving threatening messages from an anonymous number?

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.

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.

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.