Princess Celestia sends Twilight off to the far edge of Equestria to spread the Magic of Friendship to a rouge group of ponies. They get mad and cast a wicked spell on the Princess. Twilight soon becomes a mighty dragon! She must find her friends without coming into the open in fear of scaring little Ponyville. From there they must find a way to change Twilight back, for a war is brewing and Twilight can't be a dragon in the war, or can she?