Delphini Rowle (née Bulstrode) is the daughter of Tom Riddle (1926-1998) and Bellatrix LaStrange (1951-1998), and the Half-Sister of Gaston (1970-1997), Rodney (1972-1997) and Dmitry Lestrange (1997-2020) (All Deceased). She is the twin sister of Jock Bulstrode and the half-sister of Charlotte Hamlet. She was born on June 18, 1997 in a decrepit cabin. Her father, having heard a prophecy saying that he had to get rid of his daughter and son so that they could take over Voldemort's torch, left them in the United States with Euphemia Rowle. She lacks affection for children and only shows affection for her son Grégory. She only raised the children to earn gold given by Huxley.
Childhood
During her childhood, Delphini played with her twin Jock. They sometimes accompany their guardian to Salem where they live. These were the only exits granted to them. Gregory, he could go where he wanted when he wanted. Euphemia often said that her Augurey felt that the two twins were going to end badly.
Ilvermorny
At 11, the 3 kids are friends in Ilvermorny. Gregory is sent to Wampus. The twins are both sent to Serpent Cornus. Delphini is throughout his schooling cold and distant. She becomes more and more interested in Voldemort, which worries her teachers.
After Ilvermorny
Delphini, who has become an admirer of Voldemort, also wants to conquer the wizarding United Kingdom. She kills Euphemia to be free, then goes to see Théodore Nott and asks him to constitute a fake time turner, a booby trap.
2020-2021
Delphini tricks Albus, Scorpius, Ethan, Louana, and Mia into believing that she has a time turner in her possession that allows her to save Cedric Digorry from Hufflepuff. Instead of going back in time, she imprisons the 5 teenagers.
2021-2022
Delphini succeeds in conquering England and establishes the Augurey ball.
2022-2023
Delphini is fought off by Harry Potter and sent to Azkaban. The 5 teenagers are freed from their cave by Wayne Hopkins.
Delphini was later sent to Azkaban for this crime. end up killed by the killing curse by Caitlin Narcissa Bellatrix Malfoy