Perched on a rain-battered cliff edge is a former lighthouse; now a charming, boutique hotel.

Owner and sole occupant Beth has spent months renovating, absorbing its essence into her bones, preparing for her first guest to arrive.

But when they do, to Beth's horror, it is a figure from a past she has tried to forget. Keira.

Face-to-face for the first time in years, the pair must reckon with old mistakes, old grievances.

And something else, besides.

Because the lighthouse has a past too.