Hogwarts School of Witchcraft and Wizardry (Imaginary place) - Juvenile fiction, Magic - Fiction, Magic - Juvenile fiction, Schools - Fiction, Schools - Juvenile fiction, Wizards - Fiction, Wizards - Juvenile fiction
Harry Potter has to sneak back to Hogwarts, after accidentally inflating his horrible Aunt Petunia. But once there everyone is whispering about a prizoner who has escaped from the famous wizard prizon, Azkaban. His name is Sirius Black, and as a follower of Lord Voldemort he is determined to track Harry Potter down -- even if it means laying siege to the very walls of Hogwarts!