In a mountain town dominated by a huge dam, several people of different ages and backgrounds, all disoriented, are trying to back home. They do not yet know they have been dead for several years, they have not aged and that no one expected them. Determined to regain a place that no longer exists, they gradually discover that they are not the only ghosts and that their return is linked to growing disturbances. And if it was only the beginning of a major upheaval over yet?