Losing her father on the night she was born could have torn Beryl Graham's family apart. Instead, it knitted them together. Under their mother's steady guidance, Beryl and her older sisters, Isak and Rumer, shared a childhood filled with happiness. But now Mia Graham has passed away after battling Alzheimer's, and her three daughters return to their New Hampshire home to say goodbye. Swept up in memories and funeral preparations, the sisters catch up on each other's lives.

Macey and Ben Samuelson have much to be thankful for: great friends, a beautiful - if high-maintenance - Victorian house on idyllic Tybee Island, and a rock-solid marriage. The only thing missing is what they want the most. After her fifth miscarriage in six years, Macey worries that the family they’ve always dreamed of might be out of reach. Her sister suggests adoption, but Macey and Ben aren’t interested in pursuing that path...until a three-legged Golden Retriever named Keeper wags his way into their home and their hearts.

The modest ranch house where Callie Wyeth grew up looks just as she remembers it - right down to the well-worn sheets in the linen closet. But in the years since Callie lived here, almost everything else has changed. Her father, once indomitable, is in poor health. And Callie is a single mother with a beautiful little boy, Henry, who has just been diagnosed with autism. Returning to this quiet New Hampshire community seems the best thing to do, for both her father and her son's sake.

When Georgie, Iris and Nola's mother died and their father disappeared into his grief, the sisters made a pact: they would always be there for one another, no matter what. Now, decades later, they haven't spoken for years and can barely stand to be in the same room. As his health declines, their father comes up with a plan. In his will, he states that before they can claim their inheritance, they must spend six months living together in their childhood home in the village of Ballycove, Ireland, and try to repair their broken relationships.

Candy is blazing her way through Paris, New York, and Tokyo as fashion's latest supermodel. Her sister Tammy has a job producing a hit show on TV. In New York, oldest sister Sabrina is an ambitious young lawyer. And Annie is an American artist in Florence, living for her art. On one Fourth of July weekend, as they do every year, the four sisters come home to Connecticut for their family's annual gathering. But before the holiday is over, tragedy strikes, and their world is utterly changed.

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? 

Though Diane Randall’s jewelry business is a great success, her marriage is not, and she finds herself growing lonely as her children near adulthood. Meanwhile, her eighteen-year-old daughter Julia is falling dangerously in love, and Diane’s mother, Jean, is relishing her newfound freedom as a single woman in Europe. Distracted by their individual concerns, the three women are ill-prepared for the crisis that suddenly appears on Diane’s doorstep in the form of a handsome FBI agent asking about an explosive secret that’s laid buried for decades.

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.

Lisa Hodges needs to make a decision fast. Thanks to her dead husband’s gambling addiction, their savings is almost gone...Her only options are to sell the house and move off-island, or, she could use her cooking and entertaining skills and turn her home into a bed and breakfast. Come visit Nantucket and see how Lisa's new bed and breakfast has an impact on almost everyone in her family.

The Copperfields were once the most beloved family on Nantucket Island. Twenty-five years ago, their lives changed forever. And they never saw one another again. Not until now. In the spring of 1997, Julia watched as a judge sentenced her father, the renowned novelist, Bernard Copperfield, to twenty-five years in prison for conning, swindling, and stealing millions of dollars from his dearest Nantucket friends and fellow artists. With her family in ruins around her, seventeen-year-old Julia packed up her bags and ran away, pledging never to return to Nantucket ever again.

After 10 years together, Carrie Nolan is devastated when she's dumped by Kevin Mulvey without even a backwards glance! But on reflection, she has sacrificed her own long-term happiness by pandering to his excessive ego in their successful Dublin restaurant (and out of it) - but not anymore! While Kevin is 'living the dream' with his beautiful new Brazilian girlfriend, Carrie seeks solace from a circle of mismatched strangers who need her as much as she needs them. Then suddenly a catastrophic sequence of events leads to the unthinkable. 

As the host of the successful television show Fabulous Homes, Joanna Jones travels the country showcasing the glamorous homes of the rich and famous. Despite great professional success and an intense, passionate relationship, she still feels something is missing. When an unexpected pregnancy forces her to reevaluate her life, Joanna decides to leave behind frenetic Manhattan. Beckoning her to the gorgeous island of Nantucket is an old sea captain’s house set above the Atlantic Ocean. There, Joanna builds a new life for her small family. But New York isn’t done with her yet.

Satisfied with her life and a new relationship, Abby Mitchell is most happy to be reunited with her sister, who was separated from her after their parents died. The siblings are planning a sumptuous party, unaware that an uninvited guest is coming, one who'll do anything to help keep the past hidden.

Adrift in the wake of her father's death, a failed marriage, and multiple miscarriages, Libby McKenzie feels truly alone. Though her new life as a wedding photographer provides a semblance of purpose, it's also a distraction from her profound pain. When asked to photograph a wedding at the historic Woodmont estate, Libby meets the owner, Elaine Grant. Hoping to open Woodmont to the public, Elaine has employed young widower Colton Reese to help restore the grounds and asks Libby to photograph the process.

Josh Coleman left SunStar, the thoroughbred horse farm he'd built from nothing, unfinished when he took to his deathbed. But his family's unfinished business cannot be ignored now that his long-lost daughter has come back to settle an old score. No longer resembling the teenage waif who slipped away in the middle of the night with her illegitimate child 30 years ago, Nealy is rich, sophisticated, and renowned in the racing world-a woman to be reckoned with - and her shocking return changes everything.