When Bobby McGowan discovers an old photo album belonging to his mother—who was murdered twenty years ago—he becomes convinced that one of the photos holds the key to finally solving her murder. Despite the protests of his father and sister, Bobby marches forward with the investigation. He builds a website dedicated to the murder of his mother, and receives a message from the purported killer. The game is on.

Olive is a Los Angeles bartender who has been unlucky in love. She hopes that will change when one of the best-looking men she's ever seen walks into her bar. But he’s not what he seems. He and his childhood friend have set a depraved plan in motion. Becca is a grifter and a con-artist looking for her one big score. She’s found out that Olive’s boss has hundreds of thousands of dollars in cash at his house in the Pacific Palisades. Becca will do anything to make it hers.

Quint Adler is a small town crime reporter with bigger aspirations. Stuck in a hospital bed on his 40th birthday, he overhears a conversation that arouses his suspicions. Sensing an opportunity, Quint starts his own investigation, bypassing local law enforcement in the process. His inquiries lead him to the scene of a savage murder. And then a second one, even more barbaric in nature.

Your husband was involved in a fatal accident. One horrific sentence, delivered in an impersonal phone call, changes Celine Thompson’s life in a second. But when she’s asked to identify his body, what she discovers sends everything she thought she knew about her life crashing down. This man is not my husband. But who was the man who died driving Tate’s car? How did he have Tate’s possessions and, more importantly, why do they sport identical tattoos?

I lied to get a job as a financial planner, and to keep it I have to befriend the two other girls in the office, Alice and Taylor. One's an uptight priss, and the other's a thirsty party girl. When we take a trip to stay at a cabin on a lake, I'll find out I'm not the only one keeping secrets. But it turns out the three of us aren't the only ones in this trendy tourist town. There's our silver fox host who keeps butting in, Taylor's two-faced hookup, and then I keep thinking I'm seeing someone out in the woods. It might be my imagination, until late at night I hear footsteps outside our cabin.

Frank Szatowski is shocked when his daughter, Maggie, calls him for the first time in three years. He was convinced that their estrangement would become permanent. He’s even more surprised when she invites him to her upcoming wedding in New Hampshire. Frank is ecstatic, and determined to finally make things right. He arrives to find that the wedding is at a private estate—very secluded, very luxurious, very much out of his league. It seems that Maggie failed to mention that she’s marrying Aidan Gardner, the son of a famous tech billionaire.

They never considered how his wife might react, or that by the end of the summer a man would be dead. But Blakely always got her way, and the others followed her lead—even when they knew it was dead wrong. The girls had been friends from day one at Camp Pendleton, a haven for gifted children. But their senior summer was different. When Mr. Crosby, the handsome tennis coach, wound up murdered after a reckless lie, Blakely, Grace, Meg, and Thera swore themselves to secrecy. And never spoke to each other again.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.

Ainsley Greenburg is a fixer. It’s what she prides herself on. So when Ainsley realizes her marriage is at its breaking point, she makes a decision to repair it, no matter the cost. Approaching her husband to propose the arrangement is supposed to be the hard part, but Peter agrees to the salacious plan almost immediately. The rules are simple: They will each date someone new once a week. They will never discuss what happens on the dates. Soon, though, the rules are broken, turning terrible mistakes into unspeakable consequences.

Ever since my daughter Isa was born, I’ve been struggling. I can’t remember anything, and my brain is in a fog. So when my husband Ned suggests we hire a night nanny, I leap at the chance. As soon as she walks into our home, I feel a wave of relief. I smile at her and notice her eyes are the color of amethysts. A memory flashes across my brain, but before I can grasp it, it’s gone. But something isn’t right. Ned is acting strangely and every time I ask him why, he tells me I’m being paranoid.

I didn't expect him. I didn't want to fall in love. But I can't let him go. Logan Bennett makes the world a safer place. He's brilliant. He's a hero. He locks away the sick and depraved. But while he's saving lives, I'm taking them. Collecting the debts that are owed to me. Ten years ago, they took from me. They left me for dead. They should have made sure I stayed dead. Now I'm taking from them. One name at a time.

Sydney Shaw, like every single woman in New York, has terrible luck with dating. She’s seen it all: men who lie in their dating profile, men who stick her with the dinner bill, and worst of all, men who can't shut up about their mothers. But finally, she hits the jackpot. Her new boyfriend is utterly perfect. He's charming, handsome, and works as a doctor at a local hospital. Sydney is swept off her feet. Then the brutal murder of a young woman—the latest in a string of deaths across the coast—confounds police. The primary suspect? A mystery man who dates his victims before he kills them.

Camille Prescott has it all. A doting husband, two children, a charming home in a seaside enclave, and a beautiful, fixed smile that exudes normalcy. But behind her polished mask lurks a much different Camille—one with a padlocked vault of secrets. Raised by a vindictive and psychotic woman, Camille has gone to great lengths to bury her past and for good reason: if her mother ever finds her, she will kill her.

Former con artist turned lawyer Eddie Flynn gave up the law a year ago after a disastrous case, and he vowed never to step foot in a courtroom again. But now he doesn't have a choice. The head of the Russian mob in New York City, on trial for murder, has kidnapped Eddie's 10-year-old daughter: Eddie has to take this case whether he likes it or not.

When Heather McKinley dreamed of becoming a doctor, she imagined curing sick kids and sporting pink stethoscopes. She never anticipated the sleepless nights, grueling exams, and endless labs. And she certainly never knew that her medical school earned the nickname Dead Med thanks to the tragic history of students overdosing on illegal drugs. But Heather would never consider doing anything like that. That is, until her longtime boyfriend dumps her, she finds herself failing anatomy, and her world starts to crumble.

When Sasha receives a call from her old university friend Gabby inviting her to spend Christmas at Gabby’s remote Scottish lake house, Sasha knows she shouldn’t go. Twelve years ago, on Christmas Eve, when Sasha and her five closest friends were celebrating the festive season, something truly horrific happened that would change the course of their friendship forever. Something that meant Sasha hasn’t spoken to any of them since that night.

After the killing of a prominent mob lawyer, NYPD homicide detectives Jacob Jackson and Caitlin Grimes start receive chilling, written “rules” for how to commit the perfect murder. "Rule number one for the perfect murder: Evidence is your enemy. Leave none behind." Jackson (Reid Scott) and Grimes (Cobie Smulders) race to find the killer, setting them on a collision course with the city’s crime underbelly, and a perpetrator who seems happy to toy with them. “Rule number two. No crimes of passion. The perfect murder is always business, never pleasure.”

England, 1914. The world is at war. Captain Hastings, injured and shaken, is invited to Styles Court to recover. It’s a grand old country house - the family home of his old friend - and a perfect haven. Or so it seems. But in the blistering summer heat, trouble is afoot. Simmering tensions are tearing the family apart, and it all comes to a head in the most horrifying way.

Jenny sits in the same seat on the same train every week, seeing familiar faces come and go. Until a chance encounter shatters her world. Sixteen years ago, Jenny survived a traumatic ordeal that left her best friend, Susie, missing and presumed dead. The world has its theories about what happened to Susie Patterson, and one of those theories points the finger at Jenny. Now she lives a quiet life, volunteering at a crisis helpline while trying to deal with her own anxiety and the true crime fans obsessed with finding her missing friend.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Kidnappers grabbed Jenna in broad daylight, right in front of her children and their horrified classmates. Her family was issued an insane ransom demand: $25 million in cash and jewels, payable by the end of the school day, otherwise they’ll never see her again. As Jenna’s mother scrambles to gather the money, detectives Mo Butler and George Ortega follow the trail of the kidnappers, which will lead them through a sordid landscape of jealous lovers, broken dreamers, and twisted schemers. But every second counts, and there’s one thing Jenna Wade doesn’t have: very much time.

When Heather McKinley dreamed of becoming a doctor, she imagined curing sick kids and sporting pink stethoscopes. She never anticipated the sleepless nights, grueling exams, and endless labs. And she certainly never knew that her medical school earned the nickname Dead Med thanks to the tragic history of students overdosing on illegal drugs. But Heather would never consider doing anything like that. That is, until her longtime boyfriend dumps her, she finds herself failing anatomy, and her world starts to crumble.

Cassie thinks she has met the perfect man. Joel is sweet, handsome, romantic, and best of all, he’s crazy about Cassie. She thinks she’s found the guy she’ll spend the rest of her life with. Have children with. Grow old with. Yes, she knows about his perfect ex-girlfriend, Francesca. The beautiful, brilliant chef, beloved by all his friends. But she thinks Francesca is out of the picture. She thinks Francesca is gone for good. Think again, Cassie.

Jazz Bashara is a criminal. Well, sort of. Life on Artemis, the first and only city on the moon, is tough if you're not a rich tourist or an eccentric billionaire. So smuggling in the occasional harmless bit of contraband barely counts, right? Not when you've got debts to pay and your job as a porter barely covers the rent. Everything changes when Jazz sees the chance to commit the perfect crime, with a reward too lucrative to turn down.

Everyone thinks my husband is dead. Just like we planned. Eleven years ago, my husband disappeared. Eleven long hard years I waited, my heart breaking for our son, who didn’t know his father was coming back. Today, my hands shake as I try to understand what I’ve just learned: my husband has a new wife. This wasn’t part of our plan. Eleven years ago, my husband made a terrible mistake. I sacrificed everything to help him fix it. But now he’s put our son and me in danger again. We had a plan. He broke the rules. But who will pay the price?

When Bobby McGowan discovers an old photo album belonging to his mother—who was murdered twenty years ago—he becomes convinced that one of the photos holds the key to finally solving her murder. Despite the protests of his father and sister, Bobby marches forward with the investigation. He builds a website dedicated to the murder of his mother, and receives a message from the purported killer. The game is on.

Olive is a Los Angeles bartender who has been unlucky in love. She hopes that will change when one of the best-looking men she's ever seen walks into her bar. But he’s not what he seems. He and his childhood friend have set a depraved plan in motion. Becca is a grifter and a con-artist looking for her one big score. She’s found out that Olive’s boss has hundreds of thousands of dollars in cash at his house in the Pacific Palisades. Becca will do anything to make it hers.

Quint Adler is a small town crime reporter with bigger aspirations. Stuck in a hospital bed on his 40th birthday, he overhears a conversation that arouses his suspicions. Sensing an opportunity, Quint starts his own investigation, bypassing local law enforcement in the process. His inquiries lead him to the scene of a savage murder. And then a second one, even more barbaric in nature.

"O'Sullivan's best yet! The Mastermind is brilliant. A true roller coaster ride." ★★★★★ ★ A small-time criminal ★ A crooked district attorney ★ A duplicitous bombshell ★ A weathered detective ★ And a cunning criminal sitting in jail, pulling the strings, just waiting to be released The Mastermind is a twisting, turning, multi-narrative thriller that will keep you on the edge-of-your-seat until the very last page.

A mystery spanning centuries is revealed in the shadows of an ancient lighthouse. Rumors of a ghost, surface, attracting the attention of a group of paranormal investigators. They race to the tiny island to be the first to unlock the enigma. Can they withstand the shocking secrets they uncover? Or will the knowledge shake their sanity and tear them apart?

‘My name is Darcy, I’m your nurse and I’m here to help you.’ I repeat the words I’ve said so many times. Except this time, I don’t mean it… If you saw me walking down the street, you’d think I was pretty ordinary–I wear the typical crisp, white nursing uniform, my hands are scrubbed clean and you’d have no reason to believe I was anything other than a good citizen. A good nurse. But looks can be deceiving. You shouldn’t trust me–because I don’t even know if I can trust myself.

Paul’s just here to help, or so he claims—sent by a charity for vulnerable people to do odd jobs for elderly widow Gwen. But for Gwen’s daughter Connie, there’s just something about Paul that rings alarm bells from day one. He’s a little too kind, a little too involved…Worse still, Gwen seems to have fallen under his spell.

Cat Winthorpe has worked hard to get what she has: a gorgeous home; social standing; and William, her successful, handsome husband. Then a friendly new couple moves into the estate next door. While cautious, a good neighbor like Cat greets them with open arms and warm hospitality. Neena Ryder isn’t a fellow lady of leisure. A life coach with off-the-rack dresses, personal issues, and a husband who hasn’t delivered, she’s anxious to move up in the world. This beautiful new town is a step in the right direction. It’s also making Neena aware of what she doesn’t have.

Perla Wultz lives with her husband, Grant, and their precious daughter, Sophie, in a gated Pasadena community. Affluent, sociable, and accomplished, Perla plays the part of loving wife and mother to perfection. It seems an ideal life, if not for a decades-old crime that has become Perla’s dark and consuming secret obsession. Twenty-three years ago, Leewood Folcrum confessed to murdering two young girls during a birthday party. Though he’s been condemned to a life sentence, his crime is not forgotten.

When Demi Rao, a young woman, is at her wits' end and on the run from escaping her captor, she comes across an employment ad from the Ivory family, looking for someone to help maintain their elaborate estate. Although the ad is strange with meticulous directions to wear all white, no makeup, and speak quietly, Demi applies. With no choices, Demi gets and accepts the job, and when she does, she quickly realizes she's not there to clean; she's there for a purpose.

Miley's plans take a terrifying detour when she's abducted during a morning run. Held captive in a desolate off-grid cabin, she'll have to use her athletic prowess, cunning mind, and courage to survive. As the nightmare at the cabin escalates, Miley is forced to form an unlikely alliance and attempt a risky escape.

When Anna Hartley’s husband, Henry, calls her with a terrible, guilty confession, she can’t believe what she hears. It has to be a bad joke—the mild, predictable artist she married would never hurt a fly, let alone commit murder. But her confusion turns to horror when police find his body washed up on the banks of the Rio Grande.

Suzette knows her clever and manipulative seven-year-old daughter doesn’t love her. She can see the hatred and jealousy in her eyes. And as Hanna’s subtle acts of cruelty threaten to tear her and her husband apart, Suzette fears her very life may be in grave danger....

Jenny sits in the same seat on the same train every week, seeing familiar faces come and go. Until a chance encounter shatters her world. Sixteen years ago, Jenny survived a traumatic ordeal that left her best friend, Susie, missing and presumed dead. The world has its theories about what happened to Susie Patterson, and one of those theories points the finger at Jenny. Now she lives a quiet life, volunteering at a crisis helpline while trying to deal with her own anxiety and the true crime fans obsessed with finding her missing friend.

Nina can never forgive Maggie for what she did. And she can never let her leave. They say every house has its secrets, and the house that Maggie and Nina have shared for so long is no different. Except that these secrets are not buried in the past. Every other night, Maggie and Nina have dinner together. When they are finished, Nina helps Maggie back to her room in the attic, and into the heavy chain that keeps her there.