Myrtle, was a Muggle-born witch who attended Hogwarts School of Witchcraft and Wizardry and was sorted into Ravenclaw house. She was killed in 1943 by Salazar Slytherin’s Basilisk, under Lord Voldemort’s (Tom Riddle) orders.Now, she is a ghost who haunts the first-floor girls’ bathroom (and occasionally other bathroom facilities) at Hogwarts. She is more commonly known as „Moaning Myrtle“.Myrtle was a witch born circa 1929 to a Muggle mother and father, making her a Muggle-born. She started her education at Hogwarts School of Witchcraft and Wizardry in 1940 or 1941 When she arrived at Hogwarts she was Sorted into the house of Ravenclaw. While at Hogwarts she was unable to make any friends and was constantly teased and bullied because of this and her physical appearance.In 1943, some time into Myrtle’s education, the Chamber of Secrets was opened for the first time. The Chamber of Secrets was a legendary chamber built by Salazar Slytherin and inside was a beast that only his heir could control. It was believed that Gryffindor student, Rubeus Hagrid had opened the Chamber because he was caught raising Aragog (an acromantula), but it was actually Tom Marvolo Riddle, a Slytherin student. Hogwarts was soon facing closure as Muggle-born students were being mysteriously attacked by the mythical beast thought to be down inside the Chamber.