When the body of Leann Truitt is found in a secluded cove in Mystery Bay, Detective Megan Carpenter is one of the first on the scene. The victim has telltale marks on her wrists, ankles, and neck where she has been bound. But that’s not all. Next to Leann’s body lies a puzzling clue - an unusual symbol scratched into a rock. With rookie Deputy Ronnie Marsh under her wing and the investigation underway, Megan starts to receive disturbing messages. Someone knows about her traumatic past. They know what she did.

Adam and Sophie Warner and their three-year-old daughter are vacationing in Washington State’s Hood Canal for Memorial Day weekend. It’s the perfect getaway to unplug - and to calm an uneasy marriage. But on Adam’s first day out on the water, he sees Sophie abducted by a stranger. A hundred yards from shore, Adam can’t save her. And Sophie disappears.

Twenty years ago Emily Mills's father was murdered, and she found his body hanging in the backyard. Her younger sister, Madison, claims she was asleep in her room. Her older sister, Tara, claims she was out with friends. The tragedy drove their mother to suicide and Tara to leave town forever. The killer was caught. The case closed. Ever since, Emily and Madison have tried to forget what happened that night - until an eerily similar murder brings it all back. 

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?

Some doors should not be opened. Some can never be closed. Jo Palmer’s peaceful and happy life is about to end. Ash - the man she loves - will be arrested by the police. Millie - her precious daughter - will be taken from her. She will lose her friends. She will doubt her sanity. Someone is stealing everything Jo loves, and will stop at nothing. But right now, Jo is laughing in her kitchen, eating dinner with her family, suspecting nothing. It’s raining outside. There’s a knock at the door. They are here. 

After more than a decade, when sisters Nikki, Sami, and Tori Knotek hear the word mom, it claws like an eagle’s talons, triggering memories that have been their secret since childhood. Until now. For years, behind the closed doors of their farmhouse in Raymond, Washington, their sadistic mother, Shelly, subjected her girls to unimaginable abuse, degradation, torture, and psychic terrors. Through it all, Nikki, Sami, and Tori developed a defiant bond that made them far less vulnerable than Shelly imagined.

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. 

But no one was married that day. Now Lucas has invited us back to celebrate the anniversary. But the anniversary of what? The wedding that never happened, or the tragedy that occurred just hours before the ceremony was due to begin? He's told us that tonight he has planned a game. We have our costumes, we have our parts, and everyone must play. The game, he tells us, is about to begin. What does Lucas want from us? What are we not being told? And what's going to happen when this terrible game is over? 

One beautiful summer’s evening, thirteen-year-old twins Ivy and Erin Westmore snuggle down in a tent in their back garden, giggling and sharing secrets. When their mother goes to wake the girls the next morning, their tent is empty. The alarm is raised, and Detective Natalie Ward is put onto the case. When the twins’ bodies are discovered on nearby marshland, covered with deep pink petals, an icy shiver travels down Natalie’s spine. Everything about the girls’ deaths reminds her of a horrifying case she worked on earlier in her career.

When a badly mutilated body washes up on the shores of Loch Ness, DCI Jack Logan's dream of a quiet life in the Highlands is shattered. While the media speculates wildly about monster attacks, Jack and the Major Investigations Team must act fast to catch the killer before they can strike again. But with Nessie-hunters descending on the area in their dozens, and an old enemy rearing his ugly head, the case could well turn out to be the most challenging of Jack's career. And, if he isn't careful, the last.

Everyone in the small town of Denton is searching for Isabelle Coleman, a missing 17-year-old girl. All they've found so far is her phone and another girl they didn't even know was missing. Mute and completely unresponsive to the world around her, it's clear this mysterious girl has been damaged beyond repair. All Detective Josie Quinn can get from her is a name: Ramona. Currently suspended from the force for misconduct, Josie takes matters into her own hands as the name leads her to evidence linking the two girls.

When the eight-year-old daughter of an Oxford College Master vanishes in the middle of the night, police turn to the Scottish nanny, Dee, for answers. As Dee looks back over her time in the Master's Lodging - an eerie and ancient house - a picture of a high achieving but dysfunctional family emerges: Nick, the fiercely intelligent and powerful father; his beautiful Danish wife Mariah, pregnant with their child; and the lost little girl, Felicity, almost mute, seeing ghosts, grieving her dead mother. 

A hard-nosed real estate baron is dead, and detectives P. T. Marsh and Remy Morgan learn there's a long list of suspects. Mason Falls, Georgia, may be a small town, but Ennis Fultz had filled it with professional rivals, angry neighbors, and a wronged ex-wife. And when Marsh realizes that this potential murder might be the least of his troubles, he begins to see what happens when ordinary people become capable of evil. As Marsh and Morgan dig into the case, it becomes clear that Fultz's death was not an isolated case of revenge.

Fresh from a high-profile case in the Paris fashion world, elite forensic psychologist and criminal profiler Dr Alexander Gregory receives a call from the New York State Homicide Squad. The wife of a notorious criminal has been admitted to a private psychiatric hospital and can no longer testify in his upcoming trial. Without her, their case will collapse, but amid reports that the staff are as unpredictable as their patients, who can the police trust? 

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....