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.

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.

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.

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?

Michael Robotham's Suspect, hailed as "a lightning-paced debut" by Entertainment Weekly, was an international best seller that raised the bar for thrillers. Now two characters from that acclaimed novel, Detective Vincent Ruiz and psychologist Joe O'Loughlin, return for the electrifying Lost. When Detective Ruiz is pulled from the Thames, he has a bullet in his leg, a photograph of a missing (and presumed dead) girl in his pocket, and absolutely no memory of what happened.

A naked woman is perched on the edge of Clifton Suspension Bridge weeping into a mobile phone. Clinical psychologist Joseph O'Loughlin is only feet away, desperately trying to talk her down. She whispers, 'you don't understand,' and jumps. Later, Joe has a visitor - the woman's teenage daughter, a runaway from boarding school. She refuses to believe that her mother would have jumped off the bridge - not only would she not commit suicide, she is terrified of heights.

Joseph O'Loughlin appears to have the perfect life: a beautiful wife, a loving daughter, and a successful career as a clinical psychologist. But nothing can be taken for granted. Even the most flawless existence is only one loose thread away from unravelling. All it takes is a murdered girl, a troubled young patient - and the biggest lie of his life.

When I arrive unannounced at my husband's studio in need of a shoulder to cry on after hearing that my best student, Alex, has died, I see a pair of wineglasses drying by the sink, and my deepest fear is confirmed: my husband is having an affair. Most women would fall to their knees in tears and throw him out of the house - but I just can't bring myself to do it. Instead, I go home and cook a healthy dinner for our children, walk the dog, and unload the dishwasher without complaint. I need this marriage to work to protect a terrible secret of my own....

Claire Cook has a perfect life. Married to the scion of a political dynasty, with a Manhattan townhouse and a staff of 10, her surroundings are elegant, her days flawlessly choreographed, and her future auspicious. But behind closed doors, nothing is quite as it seems. That perfect husband has a temper that burns as bright as his promising political career, and he's not above using his staff to track Claire's every move, making sure she's living up to his impossible standards. But what he doesn't know is that Claire has worked for months on a plan to vanish.   

Clare is ready for a break. It's been a tough year and now she wants to put her feet up. Arriving at the Italian villa for their summer holiday, she decides it's high time her husband and his family did some of the work. After all, her husband owes her.... Now her brother-in-law Jamie has brought a wife, someone none of them have met before. Ella is everything Clare isn't. Glamorous. Young. Influential. But she knows a secret about Clare. Something that has the power to break the whole family apart.

It was supposed to be the happiest day of her life. Zoe was sitting in her hotel room, in her perfect white dress, looking forward to the moment when she would make kind, handsome Toby her husband. Then, there was a blank. They said she must have fainted, overcome with emotion. But nothing felt quite right afterward. Did something happen in that missing time? 

You’ve never met the other wives. None of you know each other, and because of this unconventional arrangement, you can see your husband only one day a week. But you love him so much, you don’t care. Or at least that’s what you’ve told yourself. But one day, while you’re doing laundry, you find a scrap of paper in his pocket - an appointment reminder for a woman named Hannah, and you just know it’s another of the wives.

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.