Harry Potter is having a tough time with his relatives, who are offensive towards his parents. He runs away after using magic to inflate his aunt, but surprisingly, he won't be penalized. However, a dangerous criminal and Voldemort's aide, Sirius Black, has escaped from prison and wants to kill Harry to avenge the Dark Lord.

Harry Potter and the Prisoner of Azkaban
At the prestigious Hogwarts School, three teenage wizards embark on a treacherous adventure to uncover the truth about a dark and menacing prisoner that threatens the very fabric of their magical world.