The new Defense Against the Dark Arts professor, Alastor Moody, protects Harry from being attacked from behind by Malfoy.
Moody teaches about three curses: the Imperious, the Cruciatus, and Avada Kedavra – the Killing Curse - that has only once been blocked - by Harry Potter, who outlived his parents.
Harry panics that Sirius is going to come out of hiding just because his scar is hurting.
The other two schools delegations arrive at Hogwarts.
The Goblet of Fire chooses three champions to compete and, strangely, Harry as a fourth contender. He has to participate, whether he wants to or not.
Ron and others think that Harry somehow cheated the rules to get into the tournament. Harry feels betrayed. Hermione believes him.
Harry's life in Hogwarts gets miserable: He gets into a fight with Malfoy and their spells ricochet towards their friends.
Rita Skeeter creates false news about Harry Potter's intentions and character.
Hagrid walks Madame Maxine and Harry, under his invisible cloak, to the edge of the Forbidden Forest where they see four "fully grown" dragons.
Sirius is anxious because he thinks that the tournament could be an opportunity to attack Harry, faking an accident.
Harry does a fantastic job against his Dragon. The clue for the second task resides with their dragon eggs.
Suspicions arise around Ludo Bagman.
The kids all struggle with pairing for the ball.
Cedric Diggory suggests that Harry should think over his clue while sitting with his golden egg in a particular bathtub.
Near the second task, Harry feels guilty about not figuring out the egg clue.
Underwater, in the bathtub, he hears a message from the egg telling him to seek where voices sound for what he'll sorely miss.
Harry figures out that, for the task in Hogwarts lake, he needs to learn how to breathe underwater.
Harry unexpectedly turns out fine in the second mission at the lake and is now tied with Cedric Diggory for first place.
Sirius warns Harry to be careful while the tournament is going on.
Crouch becomes ill. He seems mad. Professor Dumbledore and Harry find Viktor Krum unconscious, no sign of Mr. Crouch. Professor Karkaroff accuses Mr. Crouch.
Professor Moody reminds Harry, "constant vigilance". Harry dreams of Voldemort casting the Cruciatus Curse on Wormtail after plotting with him. He tells Dumbledore about it. Fudge doesn't want to admit that there's any evidence that Voldemort is trying to rise again.