Dancing on the golden ashes - Chapter 285: Phantoms of the Self

After all, transmigrators of this era were no simple matter. Some became slimes, others turned into treasure chest monsters, and some were even reduced to mere skull--such things were all commonplace.It was nothing more than playing a villain, Shiayar didn't care. Wasn't it only natural to pay some price to become stronger?[Destined Great Villain System][“Let this world feel the agony!”][Newcomer Mission: Let the young and naive Grand Duke's daughter of the Azure Garden Dukedom, Miss Silvia, experience the betrayal of her loved ones and, amidst the pain and despair, complete her transformation and rebirth.]

Hogwarts is a strange place. The demon king who failed plastic surgery was eliminated from the job search. The white-haired old man wearing two layers of wool socks is still too cold in summer. The potion professor who never washes his hair is afraid of going bald, and the key keeper loves to play dragons!

William wanted to spend seven ordinary years, until that night, the door handle of the college lounge was stolen…

(Book Friends Group Number: 605848137)

- Description from novelbuddy

The main character is reborn as a character from a game he played in his previous life. This character falls into ruin along with the villainess, spending the last of their years together. A man named Kururi Helan.