A dangerous mass murderer named Sirius Black has escaped from the impregnable wizarding prison of Azkaban. Black is believed to be a devoted follower of Lord Voldemort (the "He-Who-Must-Not-Be-Named" who killed Harry’s parents). The entire wizarding world is terrified, and the guards of Azkaban, the soul-sucking Dementors, are stationed at every entrance to Hogwarts to catch Black. Their mission: kiss the escaped convict, sucking out his soul.
The film opens with Harry casting Lumos under his blankets at Privet Drive—a scene not in the book. This immediately signals a shift. Cuarón removed the glossy, pristine sets of the first two films. Hogwarts became crooked, gothic, and alive. The castle grounds expanded, the Whomping Willow became a seasonal character, and the camera moved fluidly. The color palette drained of primary colors and shifted to cool blues, grays, and deep greens. harry potter and prisoner of azkaban
In the first two books, the villains are cartoonishly evil (Quirrell/Voldemort) or massive bullies (Draco Malfoy). Prisoner of Azkaban introduces the concept of the "sympathetic villain" and the "wrongly accused." Sirius Black is a convicted murderer, but he is also Harry’s loving godfather. Remus Lupin is a gentle mentor, but he is also a werewolf—a creature reviled by magical society. Even the rat, Scabbers, turns out to be the actual traitor. Rowling teaches young readers that the world is not split into good people and Death Eaters. A dangerous mass murderer named Sirius Black has