Harry Potter and the Goblet of Fire is the fourth book in J.K. Rowling’s Harry Potter series. In this installment, Harry unexpectedly becomes a competitor in the dangerous Triwizard Tournament, a magical competition between three wizarding schools. As he faces life-threatening challenges, mysterious events unfold, hinting at the return of Lord Voldemort. The book marks a turning point in the series, shifting to a darker tone as Harry confronts betrayal, loss, and the growing threat of Voldemort’s resurgence.