When Georgie, Iris and Nola's mother died and their father disappeared into his grief, the sisters made a pact: they would always be there for one another, no matter what. Now, decades later, they haven't spoken for years and can barely stand to be in the same room. As his health declines, their father comes up with a plan. In his will, he states that before they can claim their inheritance, they must spend six months living together in their childhood home in the village of Ballycove, Ireland, and try to repair their broken relationships.

After a whirlwind courtship, Roisin Kelly ignored the sceptics and objectors and married aspiring novelist Brody Brady. Fast forward one year and Roisin’s honeymoon is well and truly over. Brody has become her reclusive, freeloading lodger whilst he pens his masterpiece and she walks on eggshells. Working in the Council Planning office, Roisin dreams to escape the mundanity of her life. Her true passions are cooking and entertaining her family and friends but she lacks the confidence to take it any further.

On Christmas Eve, 1968, Cathy McLean receives a surprise visit from the lost love of her life and is forced to choose between the one that got away and the one that stayed. On Christmas Eve, 1993, Cathy’s daughter Helena is overjoyed to hear that her boyfriend is about to propose, until a devastating encounter threatens to bring her heartbreak instead of diamonds. On Christmas Eve 2023, a shocking discovery rocks Eve Quinn’s world. The only gift Eve wants this year is the truth. But will it take a Christmas miracle to unravel generations of secrets?

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.

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.

Reclusive Sally Diamond is thrust into the media spotlight when she tries to incinerate her dead father, causing widespread outrage. Now she’s the center of attention, not only from hungry reporters and police detectives, but also a sinister voice from a past she does not remember. As she begins to discover the repressed memories of her horrific early childhood, Sally steps into the world for the first time, making new friends, big decisions, and learning that people don’t always mean what they say.

After escaping her controlling husband, Bernadette Manson is taking the first extravagant holiday of her new life. But when her best friend cancels, will she be strong enough to fly solo? Tadgh Donovan is about to jet off to his destination wedding when he sees a shocking text. Has his bride-to-be written her wedding vows… or already broken them? Hayley Ford is the wife of a top fertility specialist yet her battle to get pregnant has almost broken her marriage. Can a trip to the sun heal their relationship or should she brace for a crash landing?

Carol is a divorced teacher living in a small town in Ireland, her only son now grown. A second chance at love brings her unexpected connection and belonging—and sparks a flurry of speculation. What does a woman like her see in a man like that? What happened to his wife who abandoned him and his children all those years ago? Carol and Declan know their relationship is the talk of the town, but the gossip only serves to bring the couple closer.

Head-in-the-stars Audrey is about to marry down-to-earth Josh. Though they are polar opposites, they have a healthy relationship; Josh is just what Audrey needs. But romance should be unpredictable and full of fireworks, and as the big day approaches, Audrey’s found herself wondering if Josh really is "The One." When Josh’s sister shows up to the rehearsal dinner with Fred, Audrey’s "What If? guy"—the man she met six years ago and had one amazing day with—Audrey finds herself torn. Surely Fred’s appearance the night before she is due to get married can’t be a coincidence.

Early one morning on the shore of the Thames, DCI Samuel Owusu is called to the scene of a gruesome discovery. When Owusu sends the evidence for examination, he learns the bones are connected to a cold case that left three people dead on the kitchen floor in a Chelsea mansion thirty years ago. Rachel Rimmer has also received a shock—her husband, Michael, has been found dead in the cellar of his house in France. All signs point to an intruder, and the French police need her to come urgently to answer questions about Michael and his past that she very much doesn’t want to answer.

It’s the hottest day of the 1976 heatwave and there’s not a breath of fresh air in the labour ward at Lincoln County Hospital. Michelle is having her fourth child, a girl, while beloved husband Dean is sipping a cold pint in the pub. Their little house is already bursting at the seams, but Michelle is sure they’ll find a way to stretch their budget and continue life as a blissfully chaotic happy family. They name their new baby Donna.

Mabel Beaumont’s husband Arthur loved lists. He’d leave them for her everywhere. ‘Remember: eggs, butter, sugar’. ‘I love you: today, tomorrow, always’. But now Arthur is gone. He died: softly, gently, not making a fuss. But he’s still left her a list. This one has just one item on it though: ‘Find D’. Mabel feels sure she knows what it means. She must track down her best friend Dot, who she hasn’t seen since the fateful day she left more than sixty years ago.

Molly and Andrew are just trying to get home to Ireland for the holidays when a freak snowstorm grounds their flight. As the snow falls over the city and over the heads of two friends who are sure they’re not meant to be together, the universe might just have a plan of its own.

Summer, 2000. In the tranquil town of Queen's Point in southern Australia, the Whitlam family marks the end of every season with a lavish party in their clifftop mansion. Here, clutching her first glass of real champagne, the summer breeze intoxicating on her skin, sixteen-year-old Lucy Ross is kissed for the very first time. And then, in the shadows of the rose garden, she sees something she shouldn't.

Rae-Valentine and Howard were childhood sweethearts. They’ve shared twenty-five peaceful years since they were brought together by Dolly, Howard’s larger-than-life sister. But now, on the night of their wedding anniversary, Howard reveals a shocking betrayal that leaves Rae reeling. Heartbroken, she takes Dolly on her would-be anniversary trip to Antigua and the two women drink and dance and talk like they haven’t in years.