Ines is reluctantly moving home on the edge of a breakdown, her childhood sweetheart in tow. He's only ever wanted what was best for her. Gwen is elated that her prodigal daughter has returned. Dylan is still licking her wounds from a rejection she can't forget. And Emma is quietly suffocating in the perfect marriage she wanted so badly. They were inseparable once. But that was a long time ago. Now, they're back in the Welsh town where they grew up, peeling back the layers of a once forgotten, haunting past. What they find may be the end of them.