Abbie Fox hasn’t seen her father or two younger sisters in almost two years, during which she’s jetted around the world and experienced life, if not love. But now Lily, the baby of the family, is sending Abbie urgent emails begging her to return home to Nantucket. Their middle sister, Emma, has taken to her bed, emotionally devastated after the loss of her high-powered stockbroker’s job and a shockingly unexpected break-up with her fiancé.

Wendy Anderson is 35, the mother of two children, and happily married - until she discovers her husband Zack has cheated on her. Confused, angry, and lost, she rents a house on Nantucket for two summer months. When she and her children arrive at Isle Stay, she discovers that Trevor Black, 30, recently widowed, and his son Dylan, 5, have also rented the house. Neither one is willing to give up their much-needed vacations, so Wendy and Trevor devise a plan to share the house for the summer.

Lisa Hawley is perfectly satisfied living on her own. Having fully recovered from a brutal divorce nearly two decades earlier, she has successfully raised her kids, Juliet and Theo, seeing them off to college and beyond. As the owner of a popular boutique on Nantucket, she’s built a fulfilling life for herself on the island where she grew up.

Heather Willette has a good life in Concord, Massachusetts—complete with a husband who runs his own business and a son to take up his mantle one day. But now that her marriage has fizzled out and Ross, her only child, is graduating from college and getting serious with his girlfriend, Heather wonders if that life is the one she really wants. Ready to seek out her own happiness and discover herself again, Heather decides to leave her husband and rent a cottage on Nantucket.

Memorial Day weekend means that seasonal visitors have descended on the glamorous island of Nantucket. For year-round resident Darcy Cotterill, it means late-night stargazing in the backyard of the beautiful house she grew up in and inherited from her beloved grandmother. It's also Darcy's chance to hit the beach and meet her new summertime neighbors. But the last person the thirty-year-old librarian expects to see staying next door is her ex-husband, Boyz, along with his wife, Autumn, and stepdaughter, Willow.

Making the startling discovery that her family finances are in dire straits is only the latest shock endured by Carley Winsted after her husband’s sudden death from a heart attack. Resisting her in-laws’ well-meaning overtures to take in Carley and her two daughters, the young widow instead devises a plan to keep her family in their beloved home, a grand historic house on the island of Nantucket.

Blythe Benedict is content. Her life didn’t end when her marriage did. In fact, she’s more than happy living in her comfortable house in Boston, working as a middle school teacher, and raising four wonderful children. With three of her kids in the throes of teenagerhood and one not too far behind them, Blythe has plenty of drama to keep her busy every single day. But no amount of that drama could change the family’s beloved annual summer trip to Nantucket.

A longtime Nantucket resident is trying to make the best of a lonely summer. Her spirited granddaughter is learning what she wants out of life. Unforgettable surprises await them both in this magical, multigenerational novel from New York Times bestselling author Nancy Thayer.

Twenty-six years after that amazing summer, Ariel, Sheila, Wyatt, and Nick reunite at the hotel where they first met. Now it’s called The Lighthouse and Nick owns the entire operation with his wife and daughter. Ariel and Wyatt, married for decades, arrive with their son, and Sheila’s back too, with her daughter by her side. Life hasn’t exactly worked out the way they had all hoped.

When they meet as girls on a beach in Nantucket, Maggie McIntyre and Emily Porter become fast friends - though Emily’s well-heeled mother would prefer that she associate with the upscale daughters of bankers and statesmen rather than the child of a local seamstress. But the two lively, imaginative girls nevertheless spend many golden summers together building castles in the sand, creating magical worlds of their own, and forging grand plans for their future.

After years of wandering from whim to whim, 30-year-old Charlotte Wheelwright seems to have at last found her niche. The free spirit enjoys running an organic gardening business on the island of Nantucket, thanks in large part to her spry grandmother Nona, who donated a portion of her land on the family's seaside compound to get Charlotte started.

Every summer since college, twenty-nine-year-old Jenny has traded the familiarity of the Midwest for the allure of Nantucket. Now an established university professor in Kansas City, she finds herself caught between two lifestyles and two very different men. She chooses Nantucket and the glamorous life she associates with it, unaware that the summer will take an unexpected turn, and she will have to let her heart decide what it truly wants.

Christina Antonioni is preparing for the holidays at her Nantucket toy shop, unpacking last-minute shipments and decorating for her loyal Christmas shoppers. But when her Scrooge of a landlord, Oscar Bittlesman, raises her rent, it seems nearly impossible for Christina to continue business on the wharf. Even so, Christina firmly believes there may be a warm heart underneath Oscar's steely exterior. When she bonds with Wink, his sweet, young granddaughter who frequents the shop, it becomes clear that perhaps he isn't so cold after all.

Nell St. John is not living the life she imagined for herself - not by a long shot. She was once a glamorous young actress married to influential director, Marlow St. John. Together, the A-list couple was the toast of the town. But then Marlow’s star fades and tensions at home skyrocket. Marlow takes up with another woman and abandons Nell, leaving her to pay the bills and raise their two boisterous young children. A string of attractive suitors is not the answer to her lack of fulfillment, but what is?

Four freshmen arrive at college from completely different worlds: Lainey, a California party girl with a flair for drama; Tyson, a brilliant scholar and aspiring lawyer from Washington, D.C.; Summer, an ambitious, recruited athlete from the Midwest; and Hannah, a mild-mannered southerner who is content to quietly round out the circle of big personalities. Soon after arriving on campus, they strike up a conversation in their shared dorm, and the seeds of friendship are planted.