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?

Emily Feeney has always loved the festive season, so when she invites some of her favourite people to Christmas dinner at her restaurant, she has an afternoon of delicious fare and seasonal fun in mind. But as the big day draws near, her plans start to look a bit uncertain. Her partner Bill is preoccupied by family worries, and both he and Emily have been skirting around a big unanswered question. When events finally force Emily to issue an ultimatum, Bill must choose between the two women he loves.

Three strangers arrive home to Ireland to the house that gave each of them refuge when they needed it most. They are there to celebrate the winter wedding of their beloved Annie, the woman who fostered them in their childhoods. Now Julia is a world-famous singer living in luxury in Paris and Eddie is a chef in London, while Steph spends her days on a remote Greek island, running a writers' retreat with her older lover. All three have moved on from the past, but as the wedding celebrations get underway, certain truths come to light. It turns out that some hurts last longer than others ...

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.