Life coach Tara's situation certainly seems perfect—she enjoys a booming career, great house, exotic vacations and flashy sports car to match. But most important of all, a happy home with Glenn. Glamorous London PR specialist Natalie has achieved success in everything she's ever set her mind to—except relationships. When the two strike up an unlikely friendship during a stay at the same tropical beach resort, Tara agrees to coach Natalie toward landing the man of her dreams.

Chloe has been planning her Big Day for as long as she can remember, and everything is set for the wedding of the year...until a wedding invite mix-up inadvertently sets her on a collision course with groom Dan's ex - the elusive first wife he's always been unsettlingly reticent to discuss.

Following a painful breakup, Abby protects her emotions by hiding from life, until a head injury causes her brain to start losing new memories. Determined to fight it, Abby sets out to prove her diagnosis wrong by grabbing life with both hands. She’ll save her memory by embarking on a list of experiences that will be simply unforgettable. All seems to be working well, until a trip of a lifetime to New York City, where she bumps into a friendly stranger called Finn. But is he a stranger after all?

Eve knows what she wants. After nine good years and two kids together, it's about time Liam made an honest woman of her. Eve's sister Sam knows more than she should. She's always thought Eve was too good for Liam. And when she learns the truth about his numerous business trips abroad, her suspicions are confirmed. Brooke, literally a world away, knows nothing. Until one day, a mysterious delivery arrives and promises to change her life forever.

When Ethan Greene lost his wife, he never thought he would be able to replace her, until one woman stepped in and showed him how to be happy again. Now, on a romantic Christmas trip to New York City, he has a plan to show Vanessa just how important she is to him and maybe even to give his daughter, Daisy, a complete family again. He's going to propose with a perfect ring from Tiffany's.

Hollis Shaw, creator of the popular food blog, Hungry with Hollis, is shocked when her heart surgeon husband, Matthew, is killed in a one-car accident on a snowy morning. The cracks in Hollis’s perfect life—her strained marriage and her complicated relationship with her daughter, Caroline—grow deeper. So when Hollis hears about something called a “Five-Star Weekend”—one woman organizes a trip for her best friend from each phase of her life: her teenage years, her twenties, her thirties, and midlife—she decides to host her own Five-Star Weekend on Nantucket.

If Avery Chambers can’t fix you in 10 sessions, she won’t take you on as a client. Her successes are phenomenal—she helps people overcome everything from domineering parents to assault—and almost absorbs the emptiness she sometimes feels since her husband’s death. Marissa and Mathew Bishop seem like the golden couple—until Marissa cheats. She wants to repair things, both because she loves her husband and for the sake of their eight-year-old son. After a friend forwards an article about Avery, Marissa takes a chance on this maverick therapist.

Fresh off a bad breakup with a longtime boyfriend, Nantucket sweetheart Lizbet Keaton is desperately seeking a second act. When she’s named the new general manager of the Hotel Nantucket, a once Gilded Age gem turned abandoned eyesore, she hopes that her local expertise and charismatic staff can win the favor of their new London billionaire owner, Xavier Darling, as well as that of Shelly Carpenter, the wildly popular Instagram tastemaker who can help put them back on the map.

After serving five years in prison for a tragic mistake, Kenna Rowan returns to the town where it all went wrong, hoping to reunite with her four-year-old daughter. But the bridges Kenna burned are proving impossible to rebuild. Everyone in her daughter’s life is determined to shut Kenna out, no matter how hard she works to prove herself. The only person who hasn’t closed the door on her completely is Ledger Ward, a local bar owner and one of the few remaining links to Kenna’s daughter.

Lily hasn’t always had it easy, but that’s never stopped her from working hard for the life she wants. She’s come a long way from the small town where she grew up—she graduated from college, moved to Boston, and started her own business. And when she feels a spark with a gorgeous neurosurgeon named Ryle Kincaid, everything in Lily’s life seems too good to be true.

Nisha Cantor lives the globetrotting life of the seriously wealthy, until her husband announces a divorce and cuts her off. Nisha is determined to hang onto her glamorous life. But in the meantime, she must scramble to cope--she doesn’t even have the shoes she was, until a moment ago, standing in. That’s because Sam Kemp—in the bleakest point of her life—has accidentally taken Nisha’s gym bag. But Sam hardly has time to worry about a lost gym bag—she’s struggling to keep herself and her family afloat.

Harriet and Wyn have been the perfect couple since they met in college—they go together like salt and pepper, honey and tea, lobster and rolls. Except, now—for reasons they’re still not discussing—they don’t. They broke up five months ago. And still haven’t told their best friends.

Hattie Kavanaugh went to work restoring homes for Kavanaugh & Son Restorations at eighteen, married the boss’s son at twenty, and became a widow at twenty-five. Now, she’s passionate about her work, but that’s the only passion in her life. “Never love something that can’t love you back,” is advice her father-in-law gives her, but Hattie doesn’t follow it and falls head-over-heels for a money pit of a house. She’s determined to make it work, but disaster after disaster occurs, and Hattie’s dream might cost Kavanaugh & Son their livelihood.

Welcome to Stanhope. A safe neighborhood. A place for families. William Wooler is a family man, on the surface. But he’s been having an affair, an affair that ended horribly this afternoon at a motel up the road. So when he returns to his house, devastated and angry, to find his difficult nine-year-old daughter, Avery, unexpectedly home from school, William loses his temper. Hours later, Avery’s family declares her missing. Suddenly Stanhope doesn’t feel so safe. And William isn’t the only one on his street who’s hiding a lie.

The Kingsley family is American royalty, beloved for their military heroics, political service, and unmatched elegance. In 1967, after Joseph S. Kingsley, Jr. is killed in a tragic accident, his charismatic son inherits the weight of that legacy. But Joe III is a free spirit—and a little bit reckless. Despite his best intentions, he has trouble meeting the expectations of a nation, as well as those of his exacting mother, Dottie.

Chloe has been planning her Big Day for as long as she can remember, and everything is set for the wedding of the year...until a wedding invite mix-up inadvertently sets her on a collision course with groom Dan's ex - the elusive first wife he's always been unsettlingly reticent to discuss.

Thirty-year-old Sophie has longed to live in Manhattan but could never afford to do so—even with roommates. She has just been laid off from a job that she didn't love. When her 92 year-old great aunt invites her to stay with her for a while—in her Fifth Avenue Apartment, Sophie jumps at the chance to move to the city. She decides to temp for a while to find out what industry she wants to go to next as she is burned out from the stress of working at a law firm.

He seemed perfect, until I uncovered one of his lies. He’s already married. I know I should break it off, but it’s not that simple. He’s been hiding more than just his wife from me. He is not what he seems. When I discover who his wife is, everything takes a darker turn. They are not a normal couple.

For 20 years, Kayla, Antoinette and Val have performed their own special summer ritual. Once a year, the old friends put aside their daily, separate lives to drink champagne, swap stories and swim naked under the Nantucket stars. But on one of those bonding nights, one of their trio swims out from the shore and doesn't return. After the surviving friends emerge from their grief, they realize that the repercussions of their loss go far beyond their little circle, and they begin to uncover layers of secrets—and their connections to each other—that were never revealed on the beach.

In this moving story about losing and finding love again, a woman sets out to find the perfect matches for those closest to her. Forty-eight-year-old Nantucketer Dabney Kimball Beech has always had a gift for matchmaking. Some call her ability mystical, while others, her husband, celebrated economist John Boxmiller Beech, and her daughter, Agnes, who is clearly engaged to the wrong man, call it meddlesome. But there's no arguing with her results: With 42 happy couples to her credit and all of them still together, Dabney has never been wrong about romance.