The story follows the four Robicheaux sisters as they return home for their parents' wedding, at the beautiful Hotel Sorrento where they all grew up as children. For the first time in 15 years, the sisters are back together—and it doesn't take long for long-buried secrets to surface...

Freya Abalone has a big, messy, wonderful family. She has an exciting career as a celebrity chef. She has a new home that makes her feel safe. But behind the happy front, Freya feels pulled in a hundred directions. Life has thrown Freya some lemons - and she's learned how to juggle! But she's keeping a secret from her family, and soon something is going to crashing down. All families have their struggles and strengths. So can Freya pull everyone - and herself - together when they need it most?

It all started with Paris. At the top of the Eiffel Tower, a young man proposes to his girlfriend. In that second everything changes - not just for the happy couple but for the family and friends awaiting their return in Ireland.

Meet the women of Delaney Gardens, a bustling suburban village in the outer reaches of Dublin. There's Cassie, who's spent her married life doing everything right for her children, husband, and mother-in-law yet feels so exhausted that "wine o'clock" comes a little earlier each afternoon. There's her sister, Coco, who runs a vintage dress shop but has avoided the complications of romantic commitment. Watching over them is their grandmother, Pearl, who, despite caring deeply for her family, is contending with a long-buried secret.

At 29, Claire is full of the joys of life - that is, until her husband leaves her on the day she gives birth to her baby. With a broken heart, a beautiful newly born and an expanding mirror image, she decides to visit her eccentric family in Dublin. There she starts to feel better. So much better, in fact, that James is in for a surprise when he decides to slither back into her life....

A tragic accident leaves the tight-knit book club in the small seaside town of Fairweather reeling. Then stranger Tom McLysaght arrives in the community, and the members of the club find their lives changing in ways they never could have imagined. None of them realise that Tom is hiding a secret. On the surface, his move to Fairweather was to escape his highflying life in London and to put some much-needed distance between him and his ex-fiancée - but deep down Tom knows that there are some things he cannot run from.

Esme has run the guest house for as long as anyone in Ballycove can remember. But in her declining years, her sight is failing, and when she has a fall on the eve of the summer season, she is forced to take a back seat for the first time in her life. From her chair in the entry hall, not much passes Esme by. There's Cora, the wife visiting indefinitely... without her husband; Niamh, the city professional with a life-changing decision to make; and Phyllie, the grandmother whose family is slipping away from her.

I thought I was sorted on the life front. I was a heart surgeon with a loving partner and two gorgeous little girls. Except my husband’s version of "loving" is lying, cheating, and sleeping his way around London. Which means I definitely deserve a refund. Unfortunately, moving on isn’t that simple. Just because I know how to operate on a heart doesn’t mean I know how to fix my broken one. Plus, I lost the receipt for him years ago, so I’m definitely getting shortchanged. But now that I’m single, am I ready to mingle?

Five years after the death of her firefighter husband, Eden knows better than anyone that life can change in an instant. Now, instead of the future she had planned with Andy, she has Lila—the daughter he never got the chance to meet. And instead of Andy, she has his family. Then Eden meets someone. Someone she knew before Andy, before Lila, before the tragedy. Someone who reminds her of how she used to be. But Andy's mother has other plans. And Eden is facing an impossible choice. One that could tear a family apart.

Alice, a novelist, meets Felix, who works in a warehouse, and asks him if he’d like to travel to Rome with her. In Dublin, her best friend, Eileen, is getting over a break-up, and slips back into flirting with Simon, a man she has known since childhood. Alice, Felix, Eileen, and Simon are still young—but life is catching up with them. They desire each other, they delude each other, they get together, they break apart.

Lola has a plan. She's going to escape the village she grew up in and make it in the big city. She's smart enough - but she's also headstrong. When, one evening, she has to make a life-changing choice, she decides quickly, and without the full facts. But there's no way back. Bey is every bit her mother's daughter. An impulsive decision puts her in the path of great danger. She's left wary of trusting her own judgement ever again. Then, one night, she's standing in front of the man she loves, with her own choice to make.

Alice Hunter is smarting from the raw deal life has thrown her way: suddenly single, jobless and forced to move home to her parents' tiny seaside town. And now she faces an uncomfortable truth. She wants her twin sister Libby's enviable life. Libby's closest friend Jess Dekic has been around the Hunter family for so long she might as well be blood. She's always considered herself a sister closer to Libby than Alice ever could be.

Nisha Cantor lives the globetrotting life of the seriously wealthy, until her husband announces a divorce and cuts her off. Nisha is determined to hang onto her glamorous life. But in the meantime, she must scramble to cope--she doesn’t even have the shoes she was, until a moment ago, standing in. That’s because Sam Kemp—in the bleakest point of her life—has accidentally taken Nisha’s gym bag. But Sam hardly has time to worry about a lost gym bag—she’s struggling to keep herself and her family afloat.

Meet Nell. Her life is a mess. When her business goes bust and her fiancé with it, Nell's happy ever after in California falls apart and she moves back to London to start over. But a lot has changed since she’s been gone. All her single friends are now married with children, a sky-high real estate market forces her to rent a room in a stranger’s house, and everyone has seemingly perfect Instagram-ready lives. Starting from scratch she feels like a f**k up . . . a forty-something f**k up.

When Roxy comes home unexpectedly one day to give her husband, Dave, a lovely surprise, it's Roxy who gets shock of her life. And all she wants to do is run away. Roxy knows she has to face up to what's happened and decide: forgive and forget, or bring an end to a decade-long marriage. Surely the right thing is to get over it - that's what Dave thinks. After all, it's just one mistake.... But Roxy finds it's not so simple. Especially when another secret starts to emerge. Her friends and family all know what they'd do - but they're not Roxy....

Meet Tom. Or Dr O’Grady, as he used to be called. When you pass him on the street, most people don’t even give him a second glance. You see, Tom isn’t living his best life. Burdened by grief, he’s only got his loyal dog, Bette Davis, for company and a rucksack containing his whole world. Then there’s Ruth and her son, DJ, who no longer have a place to call home. But Ruth believes that you can change the world by helping one person at a time - and Tom needs her help. There are a thousand ways to find your home - you just need to be brave enough to look for them.

When Mimi Huish visits her dad at his new home in the Cotswolds, she immediately falls in love with the eccentric and charming inhabitants of his new community. And when she meets the seriously gorgeous, charismatic Cal Mathieson, Mimi begins to daydream about trading in her city life for country living. But even though Mimi and Cal feel like they might be soul mates, fate (and bad timing) keeps pulling them apart.

Lucy Sullivan is 26 and living it up (and occasionally down) in London. Hers is a life of quiet, undisciplined desperation. But when she and three friends visit a psychic for a bit of fun and the woman's predictions start coming true, Lucy is horrified. For the fortune-teller insisted she'd soon be married - within the year, in fact. Not only does Lucy not have a boyfriend, but the chances of getting one are looking slim. Between the bottles of wine, antidepressants and her addiction to self-help books, she's not quite ready to walk, or even stumble, down the aisle sober.

Sophie Chesterton is London's "It Girl". She knows all the right people, goes to all the right parties, and wears all the right clothes...and her rich parents pay for everything. But deep down she suspects that her best "friends" - and her posh lifestyle - are nothing but shallow fakes. Then one evening Sophie's life takes a shocking, drastic turn, and her father decides it's high time for the party girl to make her own way in the world.

In her own words, Stella Sweeney is just "an ordinary woman living an ordinary life with her husband and two teenage kids", working for her sister in their neighborhood beauty salon. Then one day she is struck by a serious illness that lands her in the hospital for months.