Episode Description: Beware, spoilers! To read - hover over the text.
Arrives in the castle Princess Helen is the daughter of Lord Godwyn, with her nanny Grunhilda for matchmaking to Arthur. Merlin and Gaius realize that the Princess is something wrong. It turns out that she is possessed by the people of the sidhe who dream to sit on the throne of their Queen. Merlin doesn't allow to do releases through the magic of Elena from the spirits dwelling in it. Wedding is cancelled and Elena went home.