Soon after leaving Bilbo Baggins at the border of the Shire, Gandalf the Grey is transported to another world. There he meets Eragon, Murtagh, and Saphira, on their quest to the Varden. Gandalf joins them, hoping to find some way back home. How will the story go now? And, who sent him here? Was this the Valar, or the machinations of Sauron?

Two thousand years ago, Sauron fell, and Gandalf returned to Valinor, his mission completed. Now he finds himself embroiled in a new adventure, travelling alongside a man who is so alike and unlike, in a universe that is not his own, against foes he has never seen. How will the universe handle the union of these two great meddlers, The Doctor and The White Rider?

After a trip with Ace, the Seventh Doctor parks the Tardis briefly on the moon, wondering where to go next. Fate decided for him, and he receives a letter from Hogwarts, inviting him to be a student! The Doctor couldn't possibly refuse. How will the manipulative and cunning Seventh Doctor manage back in school? How will events change?