Issue one starts with a teaser. Percivale (sic) of Wales returns to Camelot with the Holy Grail to find the castle destroyed by war. Only the Siege Perilous remains—the chair at the round table reserved by Merlin for the knight who would retrieve the Grail. There is a flashback many years as Merlin travels to Camelot to see the dying King, Uther Pendragon, when a demon from hell possesses Merlin and takes control of his body. Merlin, now a demon, reaches Camelot and kills the dying king, after forcing him to announce that the baby Arthur is the heir, with Merlin as his teacher. Now Merlin's quest is to find the boy, who has been hidden. The plot flashes forward. Merlin and an adult King Arthur are traveling on a boat. They make an offering to the Lady of the Lake, who gives Arthur her blessing to rule. Flashing forward again to the teaser, Percivale is sitting in the Siege Perilous when