Merlin is trying hard to cope with the laborious task of being the faithful servant of the budding Prince Arthur, but the abrupt arrival of his contumacious and distant sister returns him to his senses. Kaira is worried, bored and obstinate, and her intensive job doesn't allow her to chase down her problems and repair lost ties. Unable to help, her boredom turns to violence and soon there's little she can do about her predicament. However when trouble arises, the Two Siblings of Power will have to team together to destroy growing forces of evil, and yet shield their secrets from the new King. Will they survive?
12 parts