A librarian witnesses a supernatural event close by his hometown. The result of which sends him looking for answers to the vision. The answers, however, come looking for him in the form of ghosts of renegade monks who strayed from their faith, and the thugs of a demon-worshipping order. He finds out through Jonas, a spectre of one of his ancient ancestors, he has to find a key used to close a portal to the Dark Realm. He must destroy it before the dark forces find the key and use it to open the gates. Matthew also finds out, and the story unfolds, about a feud between good and evil which has rumbled through the centuries. The feud takes in some turbulent times in history before at last coming to an explosive end in the grounds of a historic abbey and the neighbouring cliffs.