Dumbledore Shifts the Focus to Lord Voldemort's Past

Despite Harry's frustration, Dumbledore changes the topic to their main task of exploring Lord Voldemort's past. Dumbledore prepares to show Harry two more important memories. The first memory reveals Tom Riddle's arrival at Hogwarts and his Sorting into Slytherin House, along with his early years at the school. Dumbledore explains how Riddle gathered a group of followers who would eventually become the first Death Eaters.