Coolly sophisticated and steadfastly single, Caroline Renwick has always been the sister everyone could count on. As she and Clea and Skye gathered at Firefly Hill, their childhood home, Caroline thought that they had all put the past behind them. But as summer gets under way, a mysterious man arrives—a man who has the power to bring it all back....

Being a good mother is never simple: each day brings new choices and challenges. For Diane Robbins, being a devoted single mother has resulted in her greatest joy and darkest sorrow. Weeks before her daughter was born, she and her husband, Tim McIntosh, received the news that every parent fears. Tim had not reckoned on their child being anything less than perfect, and abruptly fled to a solitary existence on the sea. Diane was left with a newborn - almost alone.

Beneath his controlled demeanor, attorney John O’Rourke is a man in turmoil. Since the death of his wife, he has been juggling the rigors of a controversial capital murder case and the demands of raising two children. As 11-year-old Maggie and 14-year-old Teddy long for the past, they must also contend with the hostility that swirls around them since their father took on the defense of a despised killer - including a brick through their window one autumn morning.

After artist Claire Beaudry Chase is attacked and left for dead in her home on the Connecticut coast, she doesn’t know who she can trust. But her well-connected husband, Griffin—who is running for governor—is her prime suspect. Just before the attack, Claire was preparing for an exhibit of her shadow boxes, one of which clearly accuses Griffin of a violent crime committed 25 years ago.

Years ago, Beth Lathrop and her sister Kate suffered what they thought would be the worst tragedy of their lives the night both the famous painting Moonlight and their mother were taken. The detective assigned to the case, Conor Reid, swore to protect the sisters from then on. Beth moved on, throwing herself fully into the art world, running the family gallery, and raising a beautiful daughter with her husband Pete. Kate, instead, retreated into herself and took to the skies as a pilot, always on the run.

Anna Hart is a seasoned missing persons detective in San Francisco with far too much knowledge of the darkest side of human nature. When tragedy strikes her personal life, Anna, desperate and numb, flees to the Northern California village of Mendocino to grieve. She lived there as a child with her beloved foster parents, and now she believes it might be the only place left for her. Yet the day she arrives, she learns that a local teenage girl has gone missing.

She was a child caught in a riptide in the Caribbean Sea. He was a teenager from the East Coast on vacation with his family. He dove in to save her, and that single terrifying moment changed both of their lives forever. Ten years later Jack Ryder is a daring undercover agent with the FBI and Eliza Lawrence still lives on that pristine island. She’s an untainted princess in a kingdom of darkness and evil, on the brink of a forced marriage with a dangerous neighboring drug lord, a marriage arranged by her father.

Vanessa Everly is a successful actress in Los Angeles, but she’s still traumatized by the night that ripped her world apart. Eight years ago, Vanessa and her younger sister Roxanne were attacked on the beach in their hometown in Oregon - and Roxanne was kidnapped. Devastated, Vanessa ended her relationship with handsome medical student Christian Montgomery, whose troubled brother Brody was the police’s prime suspect. Now, Vanessa receives the news she never thought she’d hear: Roxanne is alive. Back in Everly Cliffs, Vanessa is reunited with her sister - and with Christian.

The Larkin family isn't just lucky - they persevere. At least that's what Violet and her younger brother, Sam, were always told. When the Lyric sank off the coast of Maine, their great-great-great grandmother didn't drown like the rest of the passengers. No, Fidelia swam to shore, fell in love, and founded Lyric, Maine. One beautiful summer day, brilliant, sensitive Sam attempts to take his own life. Shipped back to Lyric while Sam is in treatment and desperate to make amends, Violet embarks on a wildly ambitious mission: locate the Lyric.

Four years ago, 19-year-old Travis Brown made a choice: to raise his newborn daughter on his own. While most of his friends were out partying and meeting girls, Travis was at home, changing diapers and worrying about keeping food on the table. But he's never regretted his decision. Bella is the light of his life. The reason behind every move he makes. And so far, she is fed. Cared for. Safe. But when Travis loses his construction job and his home, the security he's worked so hard to create for Bella begins to crumble....

Sometimes, Kaia Oana thinks her dolphins are more humane than humans. As a mammal intelligence researcher, Kaia has learned a thing or two about the goodness and intelligence of dolphins - and as a natural scientist in close proximity to weapons developers, she's learned a thing or two about humans as well. When a tourist catamaran explodes off the coast of the Hawaiian island of Kauai, Kaia and her trained dolphin, Nani, rush to aid the search and rescue effort. After hours of searching, an exhausted Kaia is pulled from the water by Lieutenant Commander Jesse Matthews of the US Navy.

Every week for twenty years, three friends meet in a leafy enclosure under the Verrazzano Bridge: Gertie, a feisty Norwegian divorcée and former athlete; Maria, a family-obsessed Italian American widow; and Corinna, a book-loving, hash-smoking eccentric. Together they sit and watch the sea as the ships - and the last years of their lives - sail by. On the eve of Gertie’s eightieth birthday, they realize that time is running out. Gertie decides she wants to travel the world. Maria secretly plots to reunite Gertie and Corinna with their estranged families. And Corinna falls in love.

The coming of spring usually means renewal, but for Linnea Rutledge, this spring is a season of challenge. Linnea faces another layoff, this time from the aquarium she adores, and her family’s finances, emotions, and health teeter on the brink. To complicate matters, her new love interest, Gordon, struggles to return to the Isle of Palms from England. Meanwhile, her old flame, John, turns up from California and is quarantining next door.

On her wedding day 10 years ago, Lena Donohue experienced a betrayal so painful that she fled the small town of Watersend, South Carolina, and reinvented herself in New York City. Though now a freelance travel writer, the one place she rarely goes is home - until she learns of her dad's failing health. Returning to Watersend means seeing the sister she has avoided for a decade and the brother who runs their family's Irish pub - and who has borne the burden of his sisters' rift.

Laurel Lockwood lost her son once through neglect. She's spent the rest of her life determined to make up for her mistakes, and she has succeeded in becoming a committed, protective parent-maybe even overprotective. Still, she loosens her grip just enough to let Andy attend a local church social-a decision that terrifies her when the church is consumed by fire. But Andy survives...and remarkably, saves other children from the flames.