* Harry is introduced as an orphaned baby living with his neglectful aunt, uncle, and spoiled cousin. He's treated poorly and kept in a cupboard under the stairs.
* On his eleventh birthday, he receives a visit from a giant named Hagrid. Hagrid reveals that Harry is a wizard and that his parents were murdered by the evil Lord Voldemort.
* Hagrid informs Harry that he has been accepted into Hogwarts School of Witchcraft and Wizardry. He also learns that Voldemort tried to kill him when he was a baby, but the love of his parents protected him, leaving Voldemort powerless.
* Hagrid takes Harry on a magical shopping spree in Diagon Alley, where he purchases all his school supplies, including a wand, a pet owl, and his first textbook.
* The chapter ends with Harry finally learning the truth about his parents and his magical heritage. He is overwhelmed but excited to begin his journey at Hogwarts.
Overall, chapter 1 sets the stage for the rest of the series by introducing Harry's unique background, his magical destiny, and the looming threat of Voldemort.