I close my eyes and feel my heart begin racing. Someone is coming. They're going to find me. A mother and her teenage daughter are found brutally murdered in a remote farmhouse, one defiled by multiple stab wounds and the other left lying like Sleeping Beauty waiting for her Prince.

Marnie Logan often feels like she's being watched. Nothing she can quite put her finger on - a whisper of breath on the back of her neck, or a shadow in the corner of her eye - and now her life is frozen. Her husband Daniel has been missing for more than a year. Depressed and increasingly desperate, she seeks the help of clinical psychologist Joe O'Loughlin. Joe is concerned by Marnie's reluctance to talk about the past, but then she discovers a book packed with pictures, interviews with friends, former teachers, old flames and workmates Daniel was preparing for her birthday.

When Piper and her friend Tash disappeared, there was a huge police search, but they were never found. Now Tash, reaching breaking point at the abuse their captor has inflicted on them, has escaped, promising to come back for Piper. Clinical psychologist Joe O'Loughlin and his stalwart companion, ex-cop Vincent Ruiz, force the police to re-open the case after Joe is called in to assess the possible killer of a couple in their own home and finds a connection to the missing girls.

In London, ex-cop Vincent Ruiz rescues a young woman from a violent boyfriend but wakes next morning to find that he’s been set up and robbed. As he tracks down the thieves, he discovers the boyfriend’s tortured body and learns that powerful men are looking for the girl. What did Holly Knight steal that is so important to them?

When Sienna Hegarty turns up at his family home one night, covered in blood and frozen in shock, psychologist Joe O'Loughlin finds himself drawn deep into her world, trying to unearth the dark secrets her mind has buried. The police find a major piece of the puzzle at Sienna’s house: her father, a retired cop, is face-down in a pool of his own blood, his throat slashed and his skull caved in. The blood covering Sienna was his.

Detective Inspector Vincent Ruiz is lucky to be alive. A bullet in the leg, another through the hand, he is discovered clinging to a buoy in the River Thames, losing blood and consciousness fast. It takes six days for him to come out of his coma, and when he does, his nightmare is only just beginning. Because Vincent has no recollection of what happened, and nobody believes him.

Sami Macbeth is not a master criminal. He's not even a minor one. He's not a jewel thief. He's not a safe-cracker. He's not an expert in explosives. Sami plays guitar and wants to be a rock god but keeps getting side-tracked by unforeseen circumstances. Fifty-four hours ago Sami was released from prison. Thirty-six hours ago he slept with the woman of his dreams at the Savoy. An hour ago his train blew up. Now he's carrying a rucksack through London's West End and has turned himself into the most-wanted terrorist in the country.

Six years ago, Evie Cormac was found hiding in a secret room in the aftermath of a brutal murder. But nobody has ever discovered her real name or where she came from, because everybody who tries ends up dead. Forensic Psychologist Cyrus Haven believes the truth will set Evie free. Ignoring her warnings, he begins to dig into her past, only to disturb a hornet's nest of corrupt and powerful people who have been waiting to find Evie - the final witness to their crimes. Unbeknownst to him, Cyrus is leading them straight to Evie. The truth will not set her free. It will get them killed.

Why would a man escape from prison the day before he's due to be released? Audie Palmer has spent a decade in prison for an armed robbery in which four people died, including two of the gang. Seven million dollars has never been recovered and everybody believes that Audie knows where the money is. For 10 years he has been beaten, stabbed, throttled and threatened almost daily by prison guards, inmates and criminal gangs, who all want to answer this same question, but suddenly Audie vanishes, the day before he's due to be released.

Everyone has an idea of what their perfect life is. For Agatha, it's Meghan Shaughnessy's. These two women from vastly different backgrounds have one thing in common - a dangerous secret that could destroy everything they hold dear. Both will risk everything to hide the truth, but their worlds are about to collide in a shocking act that cannot be undone.

Six years ago, Evie Cormac was discovered, filthy and half starved, hiding in a secret room in the aftermath of a shocking crime. Now approaching adulthood, Evie is damaged and self-destructive and has never revealed her true identity. Forensic psychologist Cyrus Haven, a man haunted by his own past, is investigating the death of champion figure skater Jodie Sheehan. When Cyrus is called upon to assess Evie, she threatens to disrupt the case and destroy his ordered life.

After a violent home invasion in the remote wilds of Glen Coe leaves a family of four dead, DCI Jack Logan and his team are brought in to lead the manhunt. But, when one of the victims is revealed to be one half of legendary 1980s Glasgow-based comedy double act, Neeps & Tatties, Logan is forced to leave the Highlands and head back to his old stomping ground.

When nine-year-old Charlotte Standish goes missing from her street in the small town of Rydale Falls, it sparks a media frenzy. Detective Morgan Brookes leads a frantic hunt for the girl, but little Charlie seems to have vanished into thin air. Chasing up a lead at Charlie’s school, Morgan is chilled to learn that this isn’t the first time a child has gone missing on this street. Another girl disappeared 15 years ago, and Morgan is the only one who thinks the cases could be related. But in the moment that she takes her eye off Charlie’s case, another child goes missing. 

Before Owen Michaels disappears, he manages to smuggle a note to his new wife, Hannah: protect her. Hannah knows exactly who Owen needs her to protect - his 16-year-old daughter, Bailey, who lost her mother tragically as a child. And who wants absolutely nothing to do with her new stepmother. As her increasingly desperate calls to Owen go unanswered, his boss is arrested for fraud and the police start questioning her, Hannah realises that her husband isn't who he said he was. And that Bailey might hold the key to discovering Owen's true identity and why he disappeared.

Lex Gracie doesn’t want to think about her family. She doesn’t want to think about growing up in her parents’ House of Horrors. And she doesn’t want to think about her identity as Girl A: the girl who escaped. When her mother dies in prison and leaves Lex and her siblings the family home, she can’t run from her past any longer. Together with her sister Evie, Lex intends to turn the House of Horrors into a force for good. But first she must come to terms with her six siblings - and with the childhood they shared.