Holly Wakefield works for the NHS as a criminal psychologist specialising in serial killers. She has particular reason to be good at her job - but she keeps that to herself. When DI Bishop from the Met Police approaches Holly to investigate a recent killing, Holly is horrified by the dismembered bodies and the way they have been theatrically positioned. More shocking still is when the pathologist reveals this is not the first time she has seen these mutilations. It means a serial killer is out there, and they're going to kill again - soon. 

When the mutilated body of a woman is discovered in her home, DCI Bishop from the Met murder squad is called in to oversee the case. The horrific killing bears a striking resemblance to three other murders years before, but the cases were never solved. Bishop knows they need the help of Holly Wakefield, a criminal psychologist who specialises in getting inside the minds of serial killers. The grisly murders occur every three years, but it is the stick-man drawing left at each crime scene that has the police baffled.

Megan has to climb round and step across the body to get a proper view. What's left is like a chalk white mask in the rough shape of a face. The innocence is still there, and a hint of the cheekiness. But perhaps she is imagining that. Detective Megan Thomas moved to Devon for a fresh start, after years spent undercover. She's staying with her sister and swimming in the sea daily, battling the tides and letting the waves wash her past away. But she can't outrun everything.

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.

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.

When a teenage girl flings herself off a cliff in pursuit of a gruesome death, DI Kelly Porter is left asking why. Ruled a suicide, there’s no official reason for Kelly to chase answers, but as several of her team’s cases converge on the girl’s school, a new, darker story emerges. One which will bring Kelly face-to-face with an old foe determined to take back what is rightfully his - no matter the cost.  

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. 

DCI Michael Lambert thought he’d closed his last case.... Yet when he’s passed a file detailing a particularly gruesome murder, Michael knows that this is no ordinary killer at work. The removal of the victim’s eyes and the Latin inscription carved into the chest is the chilling calling card of the ‘soul jacker’: a cold-blooded murderer who struck close to Michael once before, 25 years ago. Now the long-buried case is being reopened, and Michael is determined to use his inside knowledge to finally bring the killer to justice. 

A murder made to look like suicide. Another that appears an accident. DI Barton investigates the tragedies that have shattered a family’s lives, but without obvious leads, the case goes nowhere. Then, when the remains of a body are found, everything points to one suspect. Barton and his team move quickly, and once the killer is behind bars, they can all breathe a sigh of relief. But death still lurks in the shadows, and no one's soul is safe. Not even those of the Detectives.

When Ella Watson, a woman of wealth and status, is brutally stabbed to death in broad daylight, it sends a shockwave through the Lake District community. Later that day, Keira Bradley meets the same fate. But whereas Ella’s murder is a tragedy, Keira’s death on the notorious Beacon Estate is just another statistic in a dangerous place.

Detective Megan Thomas hoped that moving to Devon would mean a quiet life. Her years undercover in London left her broken and alone, unsure if she would ever recover. Slowly, she’s learning to work with a team and trust other people. But when her sister, Debbie, finds the body of local businessman Greg Porter, that peace is shattered. Porter’s wife and children don’t seem entirely grief-stricken, and his business dealings are not all they appear to be. So why are the police so determined to focus on Debbie? 

When a woman is murdered, the twisted killer forcing her husband to watch her slow and painful death, DCI Michael Lambert knows that his next case might be his toughest yet. And when a second set of killings are discovered, with exactly the same MO, the race is on the find the lethal sociopath before he strikes again. But Lambert never expected to receive an anonymous call from the killer. This time, it’s personal: if Lambert doesn’t find the murderer soon, his own loved ones will be next....

When elderly George Rainsford goes to investigate a suspicious noise one night, the last thing he expects to find is a bloodbath. A man has been killed and a woman brutally beaten, left for dead. The victims are Lois Craven and Kevin Hardaker - both married, but not to each other. Their spouses swear they knew nothing of the affair, and, besides, they both have alibis for the attack. With nothing else to link the victims, the investigation hits a dead end. 

When a nurse is murdered on her way home from nightshift, Jack and his team go on the hunt for her killer. As more victims are uncovered, Jack finds himself tracking a murderer afflicted by a unique psychosis - one that leaves him free to maim and kill without a shred of remorse. Facing a new type of killer in an unfamiliar city, DCI Jack Logan is about to be pushed to his limits, before being forced to realize just how little he truly knows.