Still reeling from the violence of the Quidditch World Cup, Harry Black and his friends return to Hogwarts in time for the Triwizard Tournament, unaware that the machinations of Lord Voldemort and his followers will turn a simple academic tournament into a death trap. Meanwhile, Harry must deal with the responsibilities of becoming the new Prince of Slytherin, while the Potters face the explosive fallout from Rita Skeeter's expose.