On the rocks near the Swedish port of Fjallbacka, a murdered girl was found with traces of brutal torture on her body. Underneath the corpse are the skeletons of two girls who were killed twenty years ago in the same manner.
From here, Inspector Patrick Hedstrom begins his investigation and penetrates into the past and into family secrets, especially the secrets of the Holt family to which Grandfather Ephraim, known as the Preacher, and his two sons Gabriel and Johannes, who were young, had the ability to heal others, this family that was divided after a mysterious suicide into two hostile branches : the first lives in glory and bliss and the second in misery and poverty. And while Patrick was busy revealing the secrets of this baffling mystery, the news of the disappearance of Jenny, a young teenager who was spending her vacation in a summer camp, became public, which burdened him with the task and made the time factor decisive and fateful...