To Hogwarts!

The Doctor has gotten himself into a bit of a mess, and now he's a kid again. Shortly after de-aging however, a mysterious owl brings him a letter. He's been accepted to Hogwarts! But why? The answers lie behind the mysterious walls of Hogwarts, follow the Doctor as he unravels the mysteries of the school, and tries to fix the mess he landed in. Adopted from Bibliomaniac.