A brutal murder in the Lake District. A double assassination in a secret lab in London’s West End. Seemingly unconnected, unexpected links between the gruesome crimes emerge, and it’s up to DI Kelly Porter to follow the trail - all the way to the capital. Back among old colleagues and forced to work alongside her calculating ex, DCI Matt Carter, Kelly must untangle a web of deceit that stretches into the highest echelons of power - a place where secrets and lies are currency and no obstacle is insurmountable.

When the danger is already inside, nowhere is safe… Highton prison sits nestled within the moors of western Cumbria, close to the coastal road. When two former inmates turn up dead, DI Kelly Porter is tasked with finding out why. It soon becomes obvious that she is hunting for one killer and the place where both victims were incarcerated holds the key. As Kelly delves into life at Highton she finds more questions than answers. A web of corruption and deceit emerges within the prison walls.

To save one life, she risks many others. Working for the Royal Military Police, Major Helen Scott is used to rapid change. On a posting to Paris she oversees security for a NATO summit in the city, yet has barely begun before her presence is demanded at Interpol headquarters in Lyon.

When a woman's body is discovered in a cathedral and hours later a young man is found hanging from a tree outside his home, Detective Lottie Parker is called in to lead the investigation. Both bodies have the same distinctive tattoo clumsily inscribed on their legs. It's clear the pair are connected, but how? The trail leads Lottie to St Angela's, a former children's home, with a dark connection to her own family history. Suddenly the case just got personal.

Five figures gather 'round a shallow grave. They had all taken turns to dig. An adult-sized hole would have taken longer. An innocent life had been taken, but the pact had been made. Their secrets would be buried, bound in blood. Years later a headmistress is found brutally strangled, the first in a spate of gruesome murders that shock the Black Country.

When a young boy discovers the body of a woman beneath a thick sheet of ice in a South London park, Detective Erika Foster is called in to lead the murder investigation. The victim, a beautiful young socialite, appeared to have the perfect life. Yet when Erika begins to dig deeper, she starts to connect the dots between the murder and the killings of three prostitutes, all found strangled, hands bound, and dumped in water around London.

Detective Lucy Harwin is called out to attend the discovery of a woman’s body in an abandoned, crumbling church and is quickly plunged into a case that will test her leadership skills to the limit. With no leads except the crudely-fashioned crucifix the victim was displayed on, Lucy is at a complete loss. That is, until another body turns up: an elderly woman who devoted her life to the church. Faced with a killer stalking the streets of her small coastal town, while also throwing herself into work to forget the love of her life, Lucy’s first case is turning into a nightmare.

Was the biggest case of his career the worst mistake he ever made? Ten years ago, DCI Jack Logan stopped the serial child-killer dubbed "Mister Whisper", earning himself a commendation, a drinking problem, and a broken marriage in the process...When another child disappears a hundred miles north in the Highlands, Jack is sent to lead the investigation and bring the boy home. But as similarities between the two cases grow, could it be that Jack caught the wrong man all those years ago?

When the body of a teenage runaway is found hidden inside someone else’s grave in a small-town cemetery in the Lake District, an urgent call is made to forensic pathologist Beth Adams. Still traumatised by a recent attempt on her own life, one look at the beautiful girl’s broken body is enough to bring Beth out of hiding for the first time since her attack. She’s the only one who can help her trusted friend, Detective Josh Walker, crack the most shocking case of his career.  

Meet DCI Lesley Clarke. She’s a straight-talking city copper who doesn’t suffer fools gladly…and she’s been transferred to rural Dorset. After being injured in a bomb attack, Lesley is presented with a choice - early retirement, or a period of respite in a calmer location. But things don’t stay calm for long. Before she’s even started her new job, Lesley is dragged into investigating a murder at one of England’s most iconic landmarks, the imposing Corfe Castle.

Former soldier. Ex-copper. Current man on the edge. Shunned by his old colleagues, and dividing his time between a dead-end job and the bottom of a whisky bottle, former Police Scotland detective superintendent Bob Hoon’s life is a mess. Then an old face from Hoon’s Special Forces days turns up asking for help: His teenage daughter has been missing for months, the police have drawn a blank, and he needs the kind of help that only Hoon can provide. And besides, Hoon owes him one.

On a remote Highland mountain, the body of Elaine Buxton is burning. All that will be left to identify the respected lawyer are her teeth and a fragment of clothing. In the concealed back room of a house in Edinburgh, the real Elaine Buxton screams into the darkness…. Detective Inspector Luc Callanach has barely set foot in his new office when Elaine’s missing persons case is escalated to a murder investigation. Having left behind a promising career at Interpol, he’s eager to prove himself to his new team.

Criminologist Martin Knight lives a gilded life and is a thorn in the side of the police. But then his wife, Liz, goes missing. There is no good explanation and no sign of Martin.... To make things worse, Liz is the ex-girlfriend of DCI Craig Gillard who is drawn into the investigation. Is it just a missing person or something worse? And what relevance do the events around the shocking Girl F case, so taken up by Knight, have to do with the present? The truth is darker than you could ever have imagined.

Deborah Jenkins pulls her coat around her as she sets out on her short walk home in the pouring rain. But she never makes it home that night. And she is never seen again.

Four years later, an abandoned baby girl is found wrapped in dirty rags on a doorstep. An anonymous phone call urges the police to run a DNA test on the baby. But nobody is prepared for the results. The newborn belongs to Deborah. She’s still alive.

When the partial remains of a young woman are unearthed during a violent storm, it falls to DI Tom Janssen and his team to discover her identity and what brought her there. A man is released from prison having been the apparent victim of a miscarriage of justice and returns home to rural Norfolk. Questions are being asked, not only of the police and their flawed investigation, but also of the man himself. A loner, strange and disinterested, is he truly innocent? Convicted without a body, if he didn't commit the murder he was sent to jail for, then where is she?

Family secrets are hiding a legacy of lies. Can DI Kelly Porter get to the truth before innocent lives are left?  When the seventh Earl of Lowesdale is found hanging from the rafters at Wasdale Hall, everyone assumes the aging aristocrat finally had enough of chasing the glory of his youth. But when the coroner finds signs of foul play, DI Kelly Porter is swept into a world where secrets and lies dominate.

DI Kelly Porter is back. But will her latest case push her beyond her limits? On a peaceful summer morning in the Lake District, a dog walker discovers a woman’s body outside the local church. She has been brutally murdered, mutilated, and left with nothing but a roll of banknotes. Kelly takes charge of the investigation team, determined to catch the killer. But as the death toll rises, it becomes clear this could only be the work of a dangerous mastermind unlike anything she has encountered before.

A brutal murder in the Lake District. A double assassination in a secret lab in London’s West End. Seemingly unconnected, unexpected links between the gruesome crimes emerge, and it’s up to DI Kelly Porter to follow the trail - all the way to the capital. Back among old colleagues and forced to work alongside her calculating ex, DCI Matt Carter, Kelly must untangle a web of deceit that stretches into the highest echelons of power - a place where secrets and lies are currency and no obstacle is insurmountable.

DI Kelly Porter is about to discover just how dark things can get in the Lake District. When a young woman is found unclothed, unspeaking at an ancient stone circle it's not clear if any crime has been committed. DI Kelly Porter and her team start looking into the circumstances, but the mystery girl disappears. Soon after, a brutal murder is committed and sinister markings at the scene indicate that the killer had a message.

After a scandal forces DI Kelly Porter out of the Met, she returns home to the Lake District. Crimes in the Cumbrian constabulary tend to be minor, but Kelly begins work on a cold case that shocked the local community - the abduction and brutal murder of a 10-year-old girl.