After Rebirth, the Celebrity Daughter is the Medical Expert! - Chapter 420 - 317: Midnight

In the back of the forest lives Allen, the antisocial wizard. He is feared by the people around him and called the “Demon Lord”.One day, while living out his life as a hermit, he finds a young girl named Charlotte who collapsed. Although innocent, she was accused of evil wrongdoings, had her engagement broken and was forced to flee her country.Upon hearing that, Allen recalled the bitter experience of being betrayed by a party he once believed to be his companions. Hearing the story of the 17 year old’s exploitation, Allen decides, “I’ll let her live in my mansion, and I’ll teach her all sorts of bad things…”

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

The novel Chronicles of the Hero of Frosimar is a story about the failures of the protagonist not the successes.“It’s not good.”The First Emperor, who conquered the whole world, closed his eyes with a brief appreciation (after reading the novel).But the moment he opened his eyes again, there were only a few lines about him in the Chronicles of the Hero of Frosimar.This was because he became an imprisoned prince who met death with his first appearance (in the novel).

Talented in Magecraft but useless in physical combat?