User blog comment:M Bierhoff/Connenction between Nimueh and the Great Dragon/@comment-141.0.10.95-20120220113531

the reason why the great dragon was angry was because he thought nimueh was the one who can kill uther pendragon as he kilgharrah also hated uther pendragon for imprison him under camelot cave. also because, nimueh and him both have magic and she did not want her dead.