When Hazel Sharp, the daughter of Mirror Lake’s longtime local detective, unexpectedly inherits her childhood home, she’s warily drawn back to the town --- and people --- she left behind almost a decade earlier. But Hazel is not the only relic of the past to return. A drought has descended on the region. And as the water level in the lake drops, long-hidden secrets begin to emerge…including evidence that may help finally explain the mystery of her mother’s disappearance.

A decade ago, two vans filled with high school seniors on a school service trip crashed into a Tennessee ravine, which claimed the lives of multiple classmates and teachers. The nine students who managed to escape the river that night were irrevocably changed. A year later, after one of the survivors dies by suicide on the anniversary of the crash, the rest of them make a pact: to come together each year to commemorate that terrible night. But by the 10th anniversary, Cassidy has worked to distance herself from the tragedy. This year, she is determined to finally break ties once and for all. But on the day of the reunion, she receives a text with an obituary attached: another survivor is gone. Now they are seven, and Cassidy finds herself hurling back toward the group, wild with grief --- and suspicion.

Ten years ago, Abigail Lovett fell into a job she loves, managing The Passage Inn, a cozy, upscale resort nestled in the North Carolina mountain town of Cutter’s Pass. Cutter’s Pass is best known for its outdoor offerings and mysterious history. As the book begins, the string of unsolved disappearances that has haunted the town is once again thrust into the spotlight when journalist Landon West, who was staying at the inn to investigate the story of the vanishing trail, disappears himself. When she finds incriminating evidence that may bring the community closer to the truth, Abby soon discovers how little she knows about her coworkers, neighbors and even those closest to her.

Hollow’s Edge used to be a quiet place. But then came the murder of Brandon and Fiona Truett. A year and a half later, Hollow’s Edge is simmering. The residents are trapped, unable to sell their homes, confronted daily by the empty Truett house, and suffocated by their trial testimonies that implicated one of their own. Ruby Fletcher. And now, Ruby’s back. With her conviction overturned, Ruby waltzes right back to Hollow’s Edge, and into the home she once shared with Harper Nash. It’s increasingly clear that not everyone told the truth about the night of the Truett murders. And when Harper begins receiving threatening notes, she realizes she has to uncover the truth before someone else becomes the killer’s next victim.

Arden Maynor was just a child when she was swept away while sleepwalking during a terrifying rainstorm and went missing for days. Against all odds, she was found, alive, clinging to a storm drain. The girl from Widow Hills was a living miracle. Arden’s mother wrote a book, and fame followed. As soon as she was old enough, Arden changed her name and disappeared from the public eye. Now a young woman living hundreds of miles away, she goes by Olivia. But with the 20th anniversary of her rescue approaching, the media will inevitably renew its interest in Arden. Soon Olivia feels like she’s being watched and begins sleepwalking again, like she did long ago, even waking outside her home. Until late one night she jolts awake in her yard. At her feet is the corpse of a man she knows --- from her previous life, as Arden Maynor.

Arden Maynor was just a child when she was swept away while sleepwalking during a terrifying rainstorm and went missing for days. Against all odds, she was found, alive, clinging to a storm drain. The girl from Widow Hills was a living miracle. Arden’s mother wrote a book, and fame followed. As soon as she was old enough, Arden changed her name and disappeared from the public eye. Now a young woman living hundreds of miles away, she goes by Olivia. But with the 20th anniversary of her rescue approaching, the media will inevitably renew its interest in Arden. Soon Olivia feels like she’s being watched and begins sleepwalking again, like she did long ago, even waking outside her home. Until late one night she jolts awake in her yard. At her feet is the corpse of a man she knows --- from her previous life, as Arden Maynor.

Littleport, Maine, has always felt like two separate towns: an ideal vacation enclave for the wealthy, whose summer homes line the coastline, and a simple harbor community for the year-round residents whose livelihoods rely on service to the visitors. Typically, fierce friendships never develop between a local and a summer girl, but that’s just what happens with visitor Sadie Loman and resident Avery Greer. Each summer for almost a decade, the girls are inseparable --- until Sadie is found dead. While the police rule the death a suicide, Avery can’t help but feel there are those in the community, including a local detective and Sadie’s brother, Parker, who blame her. Someone knows more than they’re saying, and Avery is intent on clearing her name, before the facts get twisted against her.

When Leah Stevens’ career implodes, a chance meeting with her old friend, Emmy Grey, offers her the perfect opportunity to start over. Emmy, just out of a bad relationship, convinces Leah to come live with her in rural Pennsylvania, where there are teaching positions available and no one knows Leah’s past. Or Emmy’s. When the town sees a spate of vicious crimes and Emmy Grey disappears, Leah begins to realize how very little she knows about her friend and roommate. Unable to find friends, family, a paper trail or a digital footprint, the police question whether Emmy Grey existed at all. And mark Leah as a prime suspect.

It’s been 10 years since Nicolette Farrell left her rural hometown after her best friend, Corinne, disappeared from Cooley Ridge without a trace. Back again to tie up loose ends and care for her ailing father, Nic is soon plunged into a shocking drama that reawakens Corinne’s case and breaks open old wounds long since stitched. Told backwards --- Day 15 to Day 1 --- from the time Nic’s younger neighbor, Annaleise, goes missing, Nic works to unravel the truth about her disappearance, revealing shocking truths about Nic's friends and family, and what really happened to Corinne that night 10 years ago.

Kelsey's mother hasn’t set foot outside their front door in 17 years, since she escaped from her kidnappers with nothing but her attacker’s baby growing inside her. Kelsey knows she’s supposed to keep a low profile and stay off the grid for their protection, but that plan is shattered when her dramatic car accident and rescue by volunteer firefighter and classmate Ryan Baker sparks media coverage. A few days later, she arrives home to find her mother missing. Now, to have a chance at a future, Kelsey will have to face her darkest fears. Because someone is coming for her. And the truth about the past may end up being the most dangerous thing of all.