Beth and her gentle, kind husband Frank are happily married, but their relationship relies on the past staying buried. But when Beth’s brother-in-law shoots a dog going after their sheep, Beth doesn’t realize that the gunshot will alter the course of their lives. For the dog belonged to none other than Gabriel Wolfe, the man Beth loved as a teenager—the man who broke her heart years ago. Gabriel has returned to the village with his young son Leo, a boy who reminds Beth very much of her own son, who died in a tragic accident.

Dominic Salt and his three children are caretakers of Shearwater, a tiny island not far from Antarctica. Home to the world’s largest seed bank, Shearwater was once full of researchers, but with sea levels rising, the Salts are now its final inhabitants. Until, during the worst storm the island has ever seen, a woman mysteriously washes ashore.

Maine, 1789: When the Kennebec River freezes, entombing a man in the ice, Martha Ballard is summoned to examine the body and determine cause of death. As a midwife and healer, she is privy to much of what goes on behind closed doors in Hallowell. Her diary is a record of every birth and death, crime and debacle that unfolds in the close-knit community. Months earlier, Martha documented the details of an alleged rape committed by two of the town’s most respected gentlemen—one of whom has now been found dead in the ice.

Flight attendant Allegra Patel loves her job, but today is her twenty-eighth birthday and she’d rather not be placating a plane full of passengers unhappy about a long delay. There’s the well-dressed man in seat 4C desperate not to miss his daughter’s musical. A harried mother frantically tries to keep her toddler and baby quiet. Honeymooners still in their wedding finery dream of their new lives, while a chatty emergency room nurse dreams of retirement.

It’s a beautiful day in Newport, Rhode Island, when Phoebe Stone arrives at the grand Cornwall Inn wearing a green dress and gold heels, not a bag in sight, alone. She's immediately mistaken by everyone in the lobby for one of the wedding people, but she’s actually the only guest at the Cornwall who isn’t here for the big event. Phoebe is here because she’s dreamed of coming for years—she hoped to shuck oysters and take sunset sails with her husband, only now she’s here without him, at rock bottom, and determined to have one last decadent splurge on herself.