Joni, Deb, Eden, and Trina have been best friends since high school, sharing a bond that has seen them through their teenage years and into adulthood. But now time and circumstance are starting to pull them apart as careers, husbands, and babies get in the way. As their yearly vacation becomes less of a priority - at least for three of the women - how can Joni find a way to draw the four of them back together?

The Fiancee - Belinda's life is in free-fall after the sudden death of her fiancé, Andy. But then ghostly signs begin to appear which suggest he might not really be gone. And Belinda begins to tumble even further. Will his final parting gift be enough to save her? The Mother - Evelyn McGavin, Andy's mum, is also struggling. She copes with her sorrow by shoplifting (once), hating Belinda (constantly) and jumping out of a plane. In her skydiving instructor, Baz, she finds an unexpected friend. But why is he so agitated when he hears how Andy died?

Twenty years ago, Abigail Sorenson’s brother Robert went missing one day before her 16th birthday, never to be seen again. That same year, she began receiving scattered chapters in the mail of a self-help manual, the Guidebook, whose anonymous author promised to make her life soar to heights beyond her wildest dreams. Now, two decades after receiving those first pages, Abi is invited to an all-expenses paid weekend retreat to learn “the truth” about the Guidebook. It’s an opportunity too intriguing to refuse.

Perfect wife. Doting mom. Jennifer Griffin was loved by everyone, including the women in her suburban-neighborhood book club. Their meetings sometimes went late, but Jenn always came home. Until that night. When Greg Griffin wakes to find his wife is not in bed, his blood runs cold. Her book club friends say Jenn left for home hours ago. But she’s missing. Greg tells detectives their marriage is good, but his alibi is razor-thin. With their young son away at a sleepover, Greg had all night to commit a crime. And there are scrapes on his hands…

For 15 years, Lexi and Jake have played the same six numbers with their friends. Over drinks, dinner parties and summer barbecues, the three couples have discussed the important stuff — kids, marriages, careers — and they’ve laughed off their disappointment when they failed to win anything.

Abigail Baskin never thought she'd fall in love with a millionaire. Then she met Bruce Lamb. He's a good guy, stable, level-headed, kind—a refreshing twist from her previous relationships. But right before the wedding, Abigail has a moment of uncertainty. The drunken one-night stand from her bachelorette weekend, the sexy guy who wouldn't give her his real name, didn't really mean anything, she keeps telling herself. She puts the incident out of her mind. Then the mysterious stranger suddenly appears—and Abigail's future life and happiness are turned upside down.

Widower Noah Shilling considers Clarion Court to be less an independent living community and more a prison. But there may be hope for the place yet. The newest resident is bold, eccentric, rule-breaking Cassandra Joyce—whom, as it turns out, Noah met long ago in college. As Noah and Cassandra get reacquainted, major changes at Clarion Court force them both to reevaluate their living situation. When Noah invites Cassandra to rough it with him at his Cape Cod cottage, the old friends must decide whether they should risk embarking on the next stage of their journey together.

Vera is ruthlessly ambitious, beautiful, and knows how to get exactly what she wants—no matter who stands in the way. When she meets a wealthy older man on an exclusive dating app, she thinks nothing of the wife he tells her he’s separated from. But days later, when the man and his wife are found dead in their home, Vera is immediately blamed for their deaths and branded as good as a murderer.

When Megan discovers photographs of her estranged identical twin sister on her husband's phone, she wants answers. Leah already has everything Megan ever wanted. Fame, fortune, freedom to do what she wants. And when Megan confronts Leah, an argument turns to murder. The only way Megan can get away with killing her twin is to become her. But then lockdown hits. How can she continue living two lives? And what happens if someone else knows her secret?

Adam adores Emily. Emily thinks Adam’s perfect, the man she thought she’d never meet. Emily chose Adam, but she didn’t choose his mother, Pammie. There’s nothing a mother wouldn’t do for her son, and now Emily is about to find out just how far Pammie will go to get what she wants: Emily gone forever.

When a teen falls while taking a selfie at the edge of a cliff, the last thing she sees before plummeting to her death is Katie Harmon, the nine-year-old girl she was babysitting, looking down at her. Investigators gather at the scene, and Katie’s mother, Sara, rushes to comfort her daughter. Yet there’s a small, secret ping of alarm in Sara’s heart that she cannot share—though rookie detective Kim Pierce senses it. For years, others have tried to unravel this secret. Now, Sara is consumed by her darkest fear—that the babysitter’s death was not an accident.

Stephen Aston is getting married again. The only problem is, he's still married to his first wife, even though she is in a care facility for dementia. But he'll take care of that easily, by divorcing her—even if his adult daughters protest. Tully and Rachel Aston look upon Heather as nothing but an interloper. Heather is the same age as Rachel and even younger than Tully. Clearly she's a gold digger and after their father's money. Heather has secrets that she's keeping close, and reasons of her own for wanting to marry Stephen.

Mia Hamilton lived the perfect life with her husband, university teacher Zach, and their two-year-old daughter. But everything changed when Zach committed suicide on the same night one of his students vanished. Five years later, just when Mia is beginning to heal, stranger Alison walks into her life, saying her husband didn't kill himself. Fragile, slight Alison leads Mia on a path into Zach's past, and Mia begins to think she never really knew her own husband.

Babur “Bobby” Singh, single parent and owner of fledging Uber business “Move with Bobby,” remains ever hopeful about ascending the ladder of American success. He lives in an affluent suburb of New York with his daughter Angie, an introverted teenager who is uncomfortable in her own skin unless she’s swimming.

Betsy and Ty Franklin, owners of Franklin Dairy Farm in Southern Alabama, have long since buried their desire for children of their own. While Ty manages their herd of dairy cows, Betsy busies herself with the farm’s day-to-day operations and tries to forget her dream of motherhood. But when her free-spirited sister, Jenna, drops off her two young daughters for “just two weeks”, Betsy’s carefully constructed wall of self-protection begins to crumble.

Lowen Ashleigh is a struggling writer on the brink of financial ruin when she accepts the job offer of a lifetime. Jeremy Crawford, husband of best-selling author Verity Crawford, has hired Lowen to complete the remaining books in a successful series his injured wife is unable to finish. Lowen arrives at the Crawford home, ready to sort through years of Verity's notes and outlines, hoping to find enough material to get her started. What Lowen doesn't expect to uncover in the chaotic office is an unfinished autobiography Verity never intended for anyone to read.

Five Years Earlier: Henry Dunne knows three things: that agreeing to host this raucous house party was a terrible idea, that he absolutely cannot show up to his nursing shift tomorrow with a hangover, and that the beautiful redhead in the corner will be sleeping in his bed tonight.

Ryder, Garrett, Kenzo, and Diesel - The Vipers. Their deals are as sordid as their business, and their reputation is enough to bring a grown man to his knees, forcing him to beg for mercy. They are not people you mess with, yet my dad did. The old man ran up a debt with them and then sold me to cover his losses. Yes, sold me. They own me now. I’m theirs in every sense of the word. But I’ve never been meek and compliant.

After watching my mother succumb to a mysterious illness, I promised myself two things. I'd find the cure for what ravaged her and leave the godforsaken city where she abandoned me. Four years later, I received an acceptance letter from Dracadia University, one of the oldest most prestigious schools in the country. Nestled on a secluded island off the coast of Maine, it's rumored to be haunted by the souls of the mental patients exiled there centuries before, those whose bones are said to make up the island's white sandy shores. And restless ghosts aren't even its most daunting peculiarity.

Obituary writer Nadine Barbault doesn’t mind being called “Lady Death”. It suits the ice queen persona she’s cultivated to survive the fast-paced Toronto Herald. So when Nadine learns that famous (and reclusive) author Dot Voline has died, she doesn’t hesitate to run the obituary…only to discover that Dot is very much alive. Nadine’s screw-up has brought Wesley Chen of the rival Spear no end of joy—she’s been a thorn in his extremely ambitious side for years. But the renewed interest in Dot also surfaced chatter about a mysterious past scandal.