When Faye Baker discovers a fragile child’s skull behind the walls of her new home, Detective Lottie Parker is called to investigate. The house has been owned for years by the family of Faye’s boyfriend Jeff, so when Jeff starts acting suspiciously, Lottie wonders what he might be hiding....Lottie doesn’t have long to dig deeper before a child’s bones are found by 11-year-old Gavin on nearby railway tracks. The bones don’t match the small skull behind the walls, but Lottie can’t ignore the coincidence. 

One dark winter’s morning, bride-to-be Cara Dunne is found hanging in her home, dressed in her wedding dress, with a lock of hair removed. Detective Lottie Parker is first on the scene. Looking at Cara’s bruised and battered body, she wonders who could have hated her enough to kill her at the happiest time of her life. The case takes a darker turn that afternoon with another shocking discovery - the broken body of a second young woman, pushed from the roof of the hospital where she worked. Fiona Heffernan was also due to be married....

One hot summer evening, 11-year-old Mikey Driscoll is on the way home from playing with friends. Two days later, his body is discovered on a bed of wildflowers by some local teenagers. The case is assigned to Detective Lottie Parker, and this time it’s personal. The victim was a close friend of her son, Sean, from the run-down Munbally estate on the other side of town. Sean tells his mother Mikey was behaving normally before he died, but Lottie can’t help but feel that her son is keeping something from her.

As funeral mourners stand in silence at Ragmullin cemetery, a deafening cry cuts through the air. Lying crumpled at the bottom of an open grave is the bloodied body of a young woman, and Detective Lottie Parker is called in to investigate. Knowing the body can’t have been there long, Lottie wonders if it could be Elizabeth Bryne, a young woman who vanished without trace just days earlier. And with a new boss who seems to have it in for her, Lottie is under pressure to solve both cases quickly.

A woman is found face-down in a pool of blood. Detective Lottie Parker is called to the remote farmhouse in the bleak Irish countryside. Inside, she finds a scene that speaks of uncontrollable rage: glasses smashed, chairs ripped apart, the woman’s body broken. A black rain jacket makes Lottie think she knows the killer’s identity, but then she finds a disturbing clue: is the murder linked to an old case at St Declan’s asylum - a case investigated by her own father, just before he took his life?

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.

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.

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. 

When Detective Kim Stone is called to the home of Samantha Brown, she finds the young woman lying in bed with her throat cut and a knife in her hand. With no sign of forced entry or struggle, Kim rules her death a tragic suicide. But a visit to Samantha’s parents rings alarm bells for Kim - there’s something they’re not telling her. And, when she spots a clue in a photograph, Kim realizes she’s made a huge mistake. Samantha didn’t take her own life, she was murdered. 

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.

Sasha’s 18-year-old daughter Gemma was all she had in the world. Sasha fell pregnant with Gemma when she was still at school, and the two are as close as sisters. So when Gemma’s burned and broken body is found, Sasha’s world ends. Leading the case is Detective Natalie Ward, scarred by her own recent tragedy. When she finds a note in Gemma’s diary from "a secret admirer", she moves quickly, determined to unmask them. But interviews with Gemma’s devastated ex-boyfriend and her charismatic teacher don’t give Natalie the answers she’d hoped for....

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.  

When 13-year-old Savannah Hopkins doesn’t come straight home from school, as she always does, her mother Jane immediately raises the alarm. Leading the investigation is Detective Natalie Ward, whose daughter, Leigh, is the same age as Savannah. Soon Natalie’s worst fears are confirmed when the teenager’s broken body is found in nearby shrubland. Evidence points toward a local recluse, but just as the net is closing around him, one of Savannah’s friends, Harriet, is reported missing.

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.