When Chef Emily is left at the altar in front of her family and friends, she swears off love and instead throws herself into her new business: a restaurant with a difference. There's only one communal table, designed with the single diner in mind. Now it's two years later, and with her business thriving with regular customers, romance is still the last thing on Emily's mind - until she receives a letter from her ex who is returning home from Canada with a burning question for her....

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.

After 26 years of marriage Lily and Charlie separate. Lily moving on with her new fiancé Joe, and Charlie, with his new, younger, girlfriend Chloe. Even Lily and Charlie's grown-up children Polly and Thomas have come to terms with their parent's new lives. But when Lily's mother dies, Lily and Charlie decide to get the family together for one last weekend in the old family summer home - a weekend that just happens to be their 30th wedding anniversary. As the whole family gathers with their respective partners, home truths come out and secrets are divulged. By the end of the weekend, everything will have changed - but for better or for worse?

It's Una Darling's 17th birthday, but nobody feels much like celebrating. It's been exactly a year since the tragic death of her father, Finn, and the people he left behind have been doing their best to get on with things. But it hasn't been easy. Daphne is tired of sadness, of mourning the long life she and her husband were meant to share, but doesn't quite know how to get past it. And she can't seem to get through to her stepdaughter - they barely speak anymore, so Daphne knows nothing of the unexpected solace Una has found, or of the risk she's about to take.

This is the story of George and Alice, two lonely hearts unknowingly orbiting each other's lives. But will their paths converge—and what will happen if they do?

Nell Mulcahy grew up on the island, so when the old stone cottage by the edge of the sea went up for sale, the decision to move back from Dublin was easy. But when Nell decides to rent out her cottage for the summer to help raise money her forthcoming wedding to Tim, she's unprepared for what's about to happen. As she welcomes holiday-makers to her cottage, Nell must face some truths: about her upcoming wedding to Tim and her friendship with his brother, James. And, meanwhile, her father delivers some astounding news which leaves Nell, her mother and the island reeling.

May O'Callaghan has decided that life's too short and she's decided to throw in the towel in her predictable nine-to-five job. Now what? As May fits into her new life we meet her friend Pam and her husband Jack - but why is Pam terrified to tell Jack that she's pregnant? And then there's Denis and Bernard, May's next-door neighbours, going about their business oblivious to the deadly threat that lurks close by. There's Paddy, who lives on his own yet never seems to be at home.

It's their 20-year school reunion but the Plunkett sisters have their own reasons for not wanting to attend. Caroline, now a successful knitwear designer, spends her time flying between her business in England and her lover in Italy. As far as she's concerned, her school days, and what happened to her the year she left, should stay in the past. Eleanor, meanwhile, is unrecognisable from the fun-loving girl she was in school. With a son who is barely speaking to her, and a husband keeping a secret from her, revisiting the past is the last thing on her mind.

Sasha has had it. She cannot bring herself to respond to another inane, “urgent” email or participate in the corporate employee joyfulness program. She hasn’t seen her friends in months. Sex? Seems like a lot of effort. Even cooking dinner takes far too much planning. Sasha has hit a wall. Armed with good intentions to drink kale smoothies, try yoga, and find peace, she heads to the seaside resort she loved as a child. But it’s the off season, the hotel is in a dilapidated shambles, and she has to share the beach with the only other occupant: a grumpy guy named Finn.

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.

Miranda's sister Kerri has a new boyfriend. He's a handsome charmer who seems to dote on Kerri. But Brendan isn't the man he says he is. Miranda should know. She broke off her own affair with him just a few weeks ago when she found him reading her diary.

Fifteen-year-old Ellie Mack was the perfect daughter. She was beloved by her parents, friends, and teachers. She and her boyfriend made a teenage golden couple. She was days away from an idyllic summer vacation, with her whole life ahead of her. And then she was gone. Now her mother, Laurel Mack, is trying to put her life back together.

In a windswept British seaside town, single mum Alice Lake finds a man sitting on the beach outside her house. He has no name and no idea how he got there. Against her better judgment, she invites him inside. Meanwhile, in a suburb of London, 21-year-old Lily Monrose has been married for only three weeks. When her husband fails to come home from work one night, she is left alone in a place where she knows no one and with the police telling her that her husband never existed.

The day Titanic sails from Queenstown, taking with it the hopes and dreams of so many, Harp’s life too is devastated. The small port town is shaken to its foundations at the loss of the unsinkable ship, but the revelation of a long-held secret means that Harp and Rose have a much more pressing issue to solve, one that could destroy them if they cannot find a solution.

When Lauren and Ryan’s marriage reaches the breaking point, they come up with an unconventional plan. They decide to take a year off in the hopes of finding a way to fall in love again. One year apart, and only one rule: they cannot contact each other. Aside from that, anything goes. Lauren embarks on a journey of self-discovery, quickly finding that her friends and family have their own ideas about the meaning of marriage. These influences, as well as her own healing process and the challenges of living apart from Ryan, begin to change Lauren’s ideas about monogamy and marriage.