When the daughter of the town's new priest goes missing during the harvest festival, a desperate search begins, uncovering the town's dark history and resurfacing tales of a mysterious, malevolent spirit that demands sacrifice.

Grace lives an idyllic life in a British seaside town, but her world soon comes crashing down when her husband of 29 years tells her he's leaving her for another woman. Through stages of shock, disbelief and anger -- and with support from her son -- Grace ultimately regains her footing while learning it's never too late to be happy.