Five former sorority sisters, all in their 50s, undertake the adventure of a lifetime when a mysterious invite reunites them at an exclusive resort set on a private island.

The very moment that Raina Wingate learns her husband of sixteen years wants to separate, she gets a call that her father has suffered a stroke. Racing to her family’s home on Amelia Island, Florida, Raina hopes the time apart will heal her cracked marriage and that she can step into her father’s real estate business and keep it running. Her sister, Tori, a divorcee who owns a catering business in Boston, also flies in to join the others at the hospital. But an unexpected run-in with their father’s rather attractive neurologist adds a new dimension to the days and weeks ahead.

Samantha Parker is picking up the pieces of her life—and a pen to sign divorce papers—after she finds out her husband has been cheating on her and the other woman is expecting his child. While the idea of leaving town and starting over is appealing, Sam's only option is to head back to her childhood home of Cocoa Beach, Florida, to help her recently widowed mother run their family inn. Can she go home and start her whole life over at forty-three?

Heather is happy . . . ish. She has a successful business, a cute but contemptuous cat, and best friends Daphne and Tori who know where she’s broken and love her anyway. So why does she feel crushed when her ex gets serious about someone new? No problem, she has a plan. More connections will hold her together while her world falls apart, so she finally reaches out to the stranger who might be her dad.

The last thing Beck Foster wants to do is attend a party for her estranged aunt in the Florida Keys. One month earlier, Beck’s seemingly ideal existence imploded when her husband of 34 years announced he was leaving her. Now, so she has to sell her house, get a job, and somehow put her broken heart and life back together. She can’t do all that if she runs off to visit a woman she barely remembers. Or can she? Accompanied by her grown daughter who also longs for an escape, Beck heads to Coconut Key, where she’d lived the earliest years of her life.

At forty-five, Michelle has a great life: a husband who loves her, two children on the fast track to success, a beautiful home in the rolling hills of Virginia, and three of the best friends a girl could ever want. But with the sudden death of Michelle’s husband of twenty-five years, her life turns upside down. Forced to sell their forever home and at odds with her children, Michelle faces a bleak future. Until an unexpected inheritance starts her on a path paved with bright possibilities.

Margaret Dane Clayton has spent her entire life at the Dane Crown Inn, the beautiful resort in the quiet beachside town of Emerald Bay. But the inn once hailed as the "gem of Florida's Treasure Coast" is showing its age, much like its fiercely independent owner. Margaret swears she'll keep the doors of the inn open forever—until an accident forces her to accept that she can no longer cater to guests on her own. After reaching the most difficult decision of her life, Margaret asks her daughter and nieces to grant her one final wish before she places the property on the market.

After fifteen years as a Coast Guard search and rescue specialist and a stint at headquarters, Lieutenant Craig Cole hopes to quietly finish out his career in his new assignment as commander of the Coast Guard station on Nantucket. But there’s nothing quiet about his clash with feisty red-haired charter fishing boat captain Katherine MacDonald, who does not appreciate a safety citation from one of the new hotshot commander’s underlings. As she and the commander go head to head, sparks fly … in more ways than one.

A kid walks into your bookstore and says to you, Guess what? I'm your son. The one you put up for adoption seventeen years ago. The one you never told anyone about. Surprise! His name is Matthew Walker, and he's come to spend the summer on the Cape with his parents. Why? Well, he wants to meet you before he heads off to college in the fall. Tiny detail—he didn't tell his adoptive parents about his plan. And while you hoped this day would come someday, you're so stunned, you actually faint.

When Eliza Whitney loses both her beloved husband and her high-powered job in the same month, she’s uncertain what the next chapter of her life will look like. At 53, she’s too young to retire and too old to start over. Then her estranged father’s widow contacts her and asks her to come to Sanibel Island to help settle his affairs. Eliza sees the trip to a place called Shellseeker Beach as a distraction from her loss and maybe a way to get some closure on the difficult relationship she'd had with her father.

In the middle of an awful divorce, 53-year-old Georgia Carpenter finds herself out of luck, time, and money. Then her phone rings with the news that her great aunt has died and left her a cottage in the Gulf Coast town of Blackbird Beach. Georgia has no idea what awaits her on the other coast of Florida. All she knows is that she has nowhere else to go. And no reason to stay where she is.

Susan Sheridan knows Martha’s Vineyard like the back of her hand. She grew up there as the eldest of the three Sheridan Sisters, their father the longtime owner of the Sunrise Cove Inn in Oak Bluffs. The Inn, the water, the sun all spun with laughter, and love, with the most important people—her family and friends. It was her glittering, perfect life—until it wasn’t. Tragedy struck over twenty years ago, and Susan has hardly said a word to her sisters or her father or anyone else she ever loved. Not until now.

Danielle “Dani” Gilford eagerly accepts her share of the gift of a cottage on the property of the Lilac Lake Inn in the Lakes Region of New Hampshire. Her grandmother, Gigi, has decided to sell the inn after realizing it’s too difficult to run as she ages and with rising taxes. Dani and her two sisters, Whitney and Taylor, must renovate and maintain the cottage and live there at least six months of each year, as a means of helping Gigi keep a vow to hold onto as much of the family property as possible.

Janine Potter grew up on the other side of the tracks. Her mother, Nancy, struggled with just about everything—alcohol, men, money—and Janine made a pledge to herself that she would never be like her. At age nineteen, Janine met Jack Potter, the son of an oil tycoon, and never looked back. Her life became a series of cocktail parties and multi-million-dollar apartments all across the world, and rubbing elbows with celebrities. Slowly, memory of her mother faded, although the trauma never really did.

When Ann Rutherford's husband dumps her for the bimbo in his office, unfairly leaving her without a home or a job, she reluctantly joins forces with Rhonda DelMonte to convert Rhonda's Florida seaside estate into the small upscale hotel it once was. Ann, quiet and reserved, is no match for brash, bossy Rhonda, who left the family's New Jersey butcher business after she won the Florida lottery.