Harry (Daniel Radcliffe), Ron (Rupert Grint) and Hermione (Emma Watson) learn that a Horcrux that holds a piece of Lord Voldemort's soul has been hidden at Hogwarts, so they sneak into the school ...

As Harry, Ron and Hermione search for clues, they find Xenophilius Lovegood, the father of their friend Luna. He behaves strangely, but tells them the legend of the Deathly Hallows.