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....

The ocean is dying. The sea is growing warmer and is gradually rising. Seashells have become so rare that collecting them is now a national obsession. Flawless specimens sell like priceless works of art. Families hunt the tideline in the dark of night with flashlights. Crowds gather on beaches at the lowest of tides, hoping to get lucky.

Franny Stone has always been the kind of woman who is able to love but unable to stay. Leaving behind everything but her research gear, she arrives in Greenland with a singular purpose: to follow the last Arctic terns in the world on what might be their final migration to Antarctica. Franny talks her way onto a fishing boat, and she and the crew set sail, traveling ever further from shore and safety. But as Franny’s history begins to unspool - a passionate love affair, an absent family, a devastating crime - it becomes clear that she is chasing more than just the birds.

Caretta Rutledge thought she’d left her Southern roots and troubled family far behind. But an unusual request from her mother – coming just as her own life is spinning out of control – has Cara heading back to the scenic Lowcountry of her childhood summers. Before long, the rhythms of the island open her heart in wonderful ways as she repairs the family beach house, becomes a bona fide “turtle lady” and renews old acquaintances long thought lost.

Motherless and destitute, Frieda Hope grows up during Prohibition determined to make a better life for herself and her sister, Bea. The girls are taken in by a kindly fisherman named Silver, and Frieda begins to feel at home whenever she is on the water. When Silver sells his fishing boat to WWI veteran Sam Hicks, thinking Sam would be a fine husband for Frieda, she's outraged. But Frieda manages to talk Sam into teaching her to repair boat engines instead, so she has a trade of her own and won't have to marry.

In a snug New England fishing village, Charlie St. Cloud tends the lawns and monuments of an ancient cemetery where his younger brother, Sam, is buried. After surviving the car accident that claimed his brother's life, Charlie is graced with an extraordinary gift: He can see, talk to, and even play catch with Sam's spirit. Into this magical world comes Tess Carroll, a captivating woman training for a solo sailing trip around the globe.

Shy takes the summer job to make some money. A few months on a luxury cruise liner - how bad can it be? Bikinis, free food, maybe even a girl or two...there’s always going to be a fresh crop of passengers, after all. He’ll rake in the tips and be able to help his mom with the bills. But then an earthquake more massive than any ever recorded hits California, and Shy’s life is changed forever. The earthquake is only the beginning. Twenty-four hours and a catastrophic chain of events later, Shy is lost at sea, fighting to survive - and stuck with her....

For Sophie Ducel, her honeymoon in French Polynesia was intended as a celebration of life. For Barry Bleecker, the same trip was meant to mark a new beginning - turning away from his dreary existence in Manhattan finance to seek creative inspiration. But when their small plane is downed in the middle of the South Pacific, the sole survivors of the wreck are left with one common goal: survival.

Meet Shane Baxter. Sexy, dark, and dangerous, Bax isn't just from the wrong side of the tracks, he is the wrong side of the tracks. A criminal, a thug, and a brawler, he was the master of bad choices, until one such choice landed him in prison for five years. Now Bax is out and looking for answers, and he doesn't care what he has to do or who he has to hurt to get them. But there's a new player in the game, and she's much too innocent, much too soft…and standing directly in his way.

Ever since her mother left, Maia's struggled with depression - which once got so bad, she had to go to an institution for a while. She doesn't want to go back. When Maia sets off on a road trip in search of her mom, Billy unexpectedly comes along. They drive up the East Coast, stopping along the way for lobster rolls and lighthouses. Maia learns that Billy has dark secrets of his own - and wants to outrun his past, too. But what will the future hold if they reach their destination?

It is only at the end of the world - among the glacial mountains, cleaving icebergs, and frigid waters of Antarctica - that Deb Gardner and Keller Sullivan feel at home. For the few blissful weeks they spend each year studying the habits of emperor and Adélie penguins, Deb and Keller can escape the frustrations and sorrows of their separate lives and find solace in their work and in each other. But Antarctica, like their fleeting romance, is tenuous, imperiled by the world to the north.

Targa and her three best friends have no idea what their summer vacations have in store. With each heading to a different far-flung destination, they’re sure to return with amazing tales. But their excitement turns to dread when each girl transforms into a being with ancient powers… As Targa taps into her mermaid ancestry, the other teens embrace their supernatural destiny through fire magic, samurai spirits, and fae curses. As they battle an age-old entity immune to their collective strength, a mysterious fifth elemental is the only thing standing between victory and obliteration.

North America, 2047. For the small Pacific Coast community of San Onofre, life in the aftermath of a devastating nuclear attack is a matter of survival, a day-to-day struggle to stay alive. But young Hank Fletcher dreams of the world that might have been, that might yet be - and dreams of playing a crucial role in America's rebirth.

Lucy Harper still has traumatic memories and lingering health problems from the 2020 pandemic. So, when a new virus surfaces years later, she and her husband, Reed, seek refuge on his family’s private island off the coast of Maine. Ostensibly safely sequestered with their five closest friends and family, Lucy should feel at ease. So why does she feel the weight of the island’s dark history pushing down on the group?

On the night their mother drowns, sisters Marnie and Diana Maitland discover there is more than one kind of death. There is the death of innocence, of love, and of hope. Each sister harbors a secret about that night--secrets that will erode their lives as they grow into adulthood.