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 ... But will Nell make it down the aisle? One thing's for sure, it's a summer on the island that nobody will ever forget.