Harry Potter and the Prisoner of Azkaban
In this book Harry heads off for Hogwarts for his third year. This year while at Hogwarts there is a murderer around the grounds. It seems that this murderer is after Harry. While at this year there is a new Defense Against the Dark Arts teacher what a surprise. It turns out that the murderer is really Harry's.... Find out what happens to Harry, the "murderer", and maybe even Hermione. To see what happens this year read Harry Potter and the Prisoner of Azkaban.
Books by J.K. Rowling