"I control both the sun and moon, but why do they hurt, Doctor?"-Bad Wolf. For years, The Doctor has pondered the true meaning of these words, until he came to Ponyville. Now, he's locked himself up in the TARDIS library to search for answers and won't come out. Meanwhile, a certain cross-eyed mare discovers a plot that threatens Equestria and all its subjects. His defeat is coming, and this time he won't be able to stop it...