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?

Dr. Richmond Dougherty is a renowned pediatric surgeon, an infamous tragedy survivor, and a national hero. He’s also very dead—thanks to a fall down the stairs. His neighbors angrily point a finger at the newest Ms. Dougherty, Addison. The sudden marriage to the mysterious young woman only lasted ninety-seven days, and he’d had two suspicious “accidents” during that time. Now Addison is a very rich widow.

Somewhere in the Pacific, 1943. Kate Campbell is a nurse who bravely flies back and forth from the front to rescue wounded soldiers, amid long days, harsh conditions and often dangerous weather. Driven by a deep personal need to help in the war effort, she is conflicted when an injury results in her reassignment to the relative comfort of the English countryside. Love has never been part of her plan, but despite herself, she falls for an officer with three bullet wounds, startling blue eyes and a wicked sense of humor.

It’s 1998, and female students are going missing at Southern State University in North Carolina, but freshman Jessica Fadley, once a bright and responsible student, is going through her own struggles. Just as her life seems to be careening dangerously out of control, she suddenly disappears. Twenty-four years later, Jessica’s sister Lindsey is desperately searching for answers and uses the momentum of a new chart-topping true crime podcast that focuses on cold cases to guide her own investigation.

After moving back to her hometown and solving her mother's murder, Augusta (Gus) Monet thought she was finally settled. Content for the first time in her life. Done with digging into the past. But it’s not to be. Cue hard reset number whatever. When Gus makes a mistake she can’t undo, she does the only thing she can: cuts and runs. Packs all her things in the dead of night and takes off. Gus lands at The Ambassador Court, an art-deco apartment building with cheap rent in one of Ottawa’s oldest neighborhoods where no one knows her.

Quill has lived on the Red Pine reservation in Minnesota her whole life. She knows what happens to women who look like her. Just a girl when Jimmy Sky jumped off the railway bridge and she ran for help, Quill realizes now that she’s never stopped running. As she trains for the Boston Marathon early one morning in the woods, she hears a scream. When she returns to search the area, all she finds are tire tracks and a single beaded earring.