How do you catch a killer who knows your every move? She drew the curtains and returned to the kitchen where she removed the bottle of vodka from the freezer and reached for the large kitchen knife. If he dared to come back, she'd be ready for him. When a body is found hanging in the remains of a dock-side warehouse, detective Kate Matthews is called to the scene.

A simple DNA test is all it takes. Just a quick mouth swab, and soon, you'll be matched with your perfect partner - the one you're genetically made for. That's the promise made by Match Your DNA. A decade ago, the company announced that they had found the gene that pairs each of us with our soul mate. Since then, millions of people around the world have been matched. But the discovery has its downsides: Test results have led to the breakup of countless relationships and upended the traditional ideas of dating, romance, and love.

When five-year-old Ava Sawyer goes missing from a birthday party at a local garden center, the police are bewildered by the lack of leads. That is, until two years later, when Ava’s body is found and another little girl, Audrey Briggs, goes missing. Audrey also attended that party. Leading the investigation is Detective Natalie Ward. A mother of two teenagers, this case chills her to the bone and is a disturbing reminder of the last job she worked on. One that still keeps her awake at night.

Eighteen years ago Simone Porter's six-month-old daughter, Helena, was abducted. Simone and husband Matt have slowly rebuilt their shattered lives, but the pain at losing their child has never left them. Then a young woman, Grace, appears out of the blue and tells Simone she has information about her stolen baby. But just who is Grace - and can Simone trust her? When Grace herself disappears, Simone becomes embroiled in a desperate search for her baby and the woman who has vital clues about her whereabouts.

Dear Elizabeth, I've been watching you. I hope to see you...soon. Liz Cafferky is on the up. Rescued from her dark past by the owner of a drop-in centre for older men, Liz soon finds herself as the charity's face - and the unwilling darling of the Dublin media. Amidst her claustrophobic fame, Liz barely notices a letter from a new fan. But then one of the centre's clients is brutally murdered, and Elizabeth receives another, more sinister note. Running from her own ghosts, Liz is too scared to go to the police.

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.

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?

The people who call End of the Line need hope. They need reassurance that life is worth living. But some are unlucky enough to get through to Laura. Laura doesn’t want them to hope. She wants them to die. Laura hasn’t had it easy: she's survived sickness and a difficult marriage only to find herself heading for forty, unsettled and angry. She doesn't love talking to people worse off than she is. She craves it. But now someone’s on to her - Ryan, whose world falls apart when his pregnant wife ends her life, hand in hand with a stranger.

Struggling to balance her personal and professional life, young DS Becca Vincent has landed the biggest case of her career - and she knows that it will make or break her. But she can’t catch the culprit alone. Together with facial recognition expert Joe Russell, she strives to get a lead on the elusive murderer, who is always one step ahead of them. Time is not on their side. The body count is rising, and the attacks are striking closer and closer to home. Can Becca and Joe uncover the connection between the murders before the killer strikes the last name from his list?

When the body of Lola Evans is found in a local park on a cold winter's morning, Detective Alex King and her new recruit Chloe Lane are called in to lead the hunt for the killer. Chilling and totally compelling with an utterly surprising twist, The Girls in the Water is perfect for fans of Robert Bryndza, Sarah Hilary, and Patricia Gibney.

When Professor Alan Tunbridge is discovered in his office with his throat slashed, the suspects start queuing up. The brilliant but unpleasant microbiologist had a genius for making enemies. For Warren Jones, newly appointed Detective Chief Inspector to the Middlesbury force, a high-profile murder is the ideal opportunity. He’s determined to run a thorough and professional investigation but political pressure to resolve the case quickly and tensions in the office and at home make life anything but easy.

When philanthropist Hugo Fletcher’s dead body is discovered tied to a bed in his London home, Chief Inspector Tom Douglas determines right away that he’s hunting a female killer. Though Fletcher made countless enemies through his work with Eastern European prostitutes, the crime scene reeks of sex and revenge. This murder was personal. Douglas knows Fletcher’s unhappy wife, Laura, should be his prime suspect. She’s definitely hiding something. Something big. But he isn’t convinced it’s murder. Besides, she’s not the only woman with a motive to kill the manipulative billionaire....

Emily Klein doesn’t know she has killed her husband until the day of his funeral. At first, signs point to a tragic accident. Yet, as Emily pieces together the events before his death - events which led to her own memory loss - she begins to suspect that her husband’s death may have been the result of more than a terrible twist of fate.... But the accident is only the beginning. Because while Emily’s physical scars will heal, the trauma of the accident has awakened old ghosts. She hears strange sounds, catches things that can’t possibly be there in the corner of her eye.

When two young girls disappear from their primary school, the village of Heighington is put on high alert—and not for the first time. Called in to investigate, Detective Karen Hart is sure that parallels with a previous disappearance are anything but coincidental. DS Hart is still reeling from a case she tried and failed to solve eighteen months ago, when a young woman vanished without a trace. She’s no nearer to the truth of what happened to Amy Fisher, but with two children missing now, too, the stakes have never been higher.

Five walkers set out to climb Ben Lomond on a fine October day. Within hours the weather has taken a turn for the worst. The group find themselves lost on the mountain. Two of the climbers manage to make it back down and call for help. The following day a body is found. One of the female climbers has been strangled, and another man is missing without a trace. DCI Dani Bevan is called to the Loch Lomond town of Ardyle to lead the case.