One night, Louisa and her father take a walk on the beach. He’s carrying a flashlight. He cannot swim. Later Louisa is found washed up by the tide, barely alive. Her father is gone. She is ten years old. In chapters that shift from one member to the next, turning back again and again to that night by the sea, Susan Choi's Flashlight chases the shockwaves of one family’s catastrophe. Louisa is an only child of parents who have severed themselves from the past.

Monica Tsai spends most days on her computer, journaling the details of her ordinary life and coding for a program that seeks to connect strangers online. A self-proclaimed recluse, she's always struggled to make friends and, as a college freshman, finds herself escaping into a digital world, counting the days until she can return home to her beloved grandparents. They are now in their nineties, and Monica worries about them constantly—especially her grandmother, Yun, who survived two wars in China before coming to the States, and whose memory has begun to fade.

When Sally Samuelson was eight years old, her golden boy brother Ellis went missing the summer he graduated high school. Ellis finally turned up at the bucolic Bug Hollow, a last gasp of the beautiful Northern California counterculture in the seventies. He had found joy in the communal life there, but died in a freak accident weeks later. From that point, the world of the Samuelsons never spins on the same axis, especially after Julia, Ellis’s girlfriend from Bug Hollow, shows up pregnant on their doorstep.

Growing up in an isolated cabin in Montana in the mid-1990s, Jane knows only the world that she and her father live in: the woodstove that heats their home, the vegetable garden where they try to eke out a subsistence, the books of nineteenth-century philosophy that her father gives her to read in lieu of going to school. Her father is elusive about their pasts, giving Jane little beyond the facts that they once lived in the Bay Area and that her mother died in a car accident, the crash propelling him to move Jane off the grid to raise her in a Waldenesque utopia.

On an ordinary summer morning, the world is changed by the appearance of seven mysterious doors that seemingly lead to another world. People are, of course, mesmerized and intrigued: A new dimension filled with beauty and resources beckons them to step into an adventure. But, perhaps inevitably, people soon learn that what looks like paradise may very well be filled with danger.

Austin, Texas: It’s the summer of 1998, and there’s a new face on the scene at Terry Tucker’s Boxing Gym. Sixteen-year-old Nathaniel Rothstein has never felt comfortable in his own skin, but under the tutelage of a swaggering, Haitian-born ex-fighter named David Dalice, he begins to come into his own. Even the boy’s slightly stoned uncle, Bob Alexander, who is supposed to be watching him for the summer, notices the change. Nathaniel is happier, more confident—tanner, even. Then one night he vanishes, leaving little trace behind.

Where do you get an abortion in 1960 Georgia, especially if your small town’s midwife goes to the same church as your parents? For seventeen-year-old Doris Steele, the answer is Atlanta, where her favorite teacher, Mrs. Lucas, calls upon her brash, wealthy childhood best friend, Sylvia, for help. While waiting to hear from the doctor who has agreed to do the procedure, Doris spends the weekend scandalized by, but drawn to, the people who move in and out of Sylvia’s orbit.

Ukraine, 2022. Yeva is a loner and a maverick scientist who lives out of her mobile lab. She scours the country’s forests and valleys, trying and failing to breed rare snails, while her relatives urge her to settle down and finally start a family of her own. What they don’t know: Yeva already dates plenty of men—not for love, but to fund her work—entertaining Westerners who come to Ukraine on guided romance tours believing they’ll find docile brides untainted by feminism and modernity.

Ivona divorced the love of her life, Vlaho, a decade ago. They met as students at the turn of the millennium, when newly democratic Croatia was alive with hope and promise. But the challenges of living in a burgeoning country extinguished Ivona’s dreams one after another—and a devastating secret forced her to set him free. Now Vlaho is remarried and a proud father of two, while Ivona’s life has taken a downward turn. In her thirties, she has returned to her childhood home to care for her ailing father.

With a leading role on a hit TV show and a relationship with Hollywood’s latest heartthrob, Meg Bryan appears to have everything she ever wanted. But underneath, her happiness is as fake as her stage name, Lana Lord. Following a tiny nervous breakdown at her thirtieth birthday party, she books an impromptu trip to Ireland. Specifically, to the village where she and her best friend Aimee always dreamt of moving. When Meg arrives, the people in town don’t just recognize her, they seem to know her. She quickly—reluctantly—realizes she has somehow slipped into an alternate reality.

The Dolan brothers live by their wits, jumping freight trains, and lining up for day work at crooked job agencies. While 16-year-old Rye yearns for a steady job and a home, his dashing older brother Gig dreams of a better world, fighting alongside other union men for fair pay and decent treatment. Enter Ursula the Great, a vaudeville singer who performs with a live cougar, and who introduces the brothers to a far more dangerous creature: A wealthy mining magnate who will stop at nothing to keep his wealth and his hold on Ursula.

In 1945, Charlie Trammell steps off a cross-country train into the vibrant tapestry of Los Angeles. Lured by his cousin Marguerite’s invitation to the esteemed West Adams Heights, Charlie is immediately captivated by the Black opulence of L.A.’s newly rechristened “Sugar Hill.” Settling in at a local actress’s energetic boarding house, Charlie discovers a different way of life—one brimming with opportunity—from a promising career at a Black-owned insurance firm, the absence of Jim Crow, to the potential of an unforgettable romance. But nothing dazzles quite like James “Reaper” Mann.

The Taylor family shatters in a single night when two teenage siblings are found dead in their own home. The only surviving sibling, Vincent, never shakes the whispers and accusations that he was the one who killed them. Decades later, the legend only grows as his career as a horror writer skyrockets. Ghostwriter Olivia Dumont has spent her entire professional life hiding the fact that she is the only child of Vincent Taylor. Now on the brink of financial ruin, she's offered a job to ghostwrite her father's last book. What she doesn't know is that this project is another one of his lies.

When Mrs. Blossom finds a winning ticket in a parking lot, everything changes...including Mrs. Blossom. She is determined to see the world that sometimes feels as if it’s passing her by. But when Mrs. Blossom booked her cruise through France on the MS Solitaire, she did not expect to meet Allan on her transatlantic flight. He is the first man who’s sparked something inside her since her beloved husband passed. She also didn’t expect Allan to be found, dead, twenty-four hours later in Paris, a city he wasn’t supposed to be in.

Vivienne and Patrick Fisher have done an excellent job raising their three daughters, Alex, Nancy, and Eva. They’re well-adjusted women with impressive careers, caring partners, exciting hobbies, and sweet children. So it’s with great anticipation that three generations of Fishers gather at a beautiful glass house in the English countryside for a weeklong celebration of Vivienne’s seventieth birthday. But when Patrick’s reaction to a freak accident on the first day of the trip inadvertently reveals that he has a favorite daughter, no one is prepared for the shockwaves it sends.