Arden Maynor was just a child when she was swept away while sleepwalking during a terrifying rainstorm and went missing for days. Strangers and friends, neighbors and rescue workers, set up search parties and help vigils, praying for her safe return. 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. Fame followed.

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—rafting and hiking, with access to the Appalachian trail by way of a gorgeous waterfall—and its 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, then disappears himself.

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 Avery Greer and Littleport resident Sadie Loman. Each summer for almost a decade, the girls are inseparable - until Sadie is found dead.

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. The decade-old investigation focused on Nic; her brother, Daniel; her boyfriend, Tyler; and Corinne's boyfriend, Jackson. Since then only Nic has left Cooley Ridge.

A decade ago, two vans filled with high school seniors on a school service trip crashed into a Tennessee ravine—a tragedy that 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.