Harry Potter: Ero World - Chapter 29: The Heir of Slytherin! Part-1

More than ten years later, this sentence gradually spread in Elbaf Continent:

Never use magic to deal with tyrants, because you will find that he will return your spells to you thousands of times after being strengthened by countless magic specialties.

This is the story of a dragon-shaped self-propelled fort that keeps doing things in another world.

There is nothing that one magic can’t fix. If there is, then there are more. ——Izawa

- Description from novelbuddy

Humanity had finally ended the war with the Demon Race and sealed them away, forever.However, they now have to face the treat of the Shadow World, an equally dangerous threat to their civilisation under the rule of the Emperor!Facing only misfortune from a young age, Nikolaus Reinhardt never expected anything good to happen to him.But his world completely changed when he awakened as an Ascendant, and accidentally summoned a member of the Demon Race in his house.Just because he messed around with a god damn book!

“Had that night been quiet and windless… If she had never appeared in front of me…”

Whenever he recalled the past, Clyde felt endless regret. If he had known that being a Suzerain would be so troublesome, he would have never picked up that troublesome Bloodkin. In fact, he would never have even left that secluded Death Canyon.

“Big Brother Clyde, don’t be so dejected. You are now a well-known Suzerain, a hero of the entire continent, the Human Race’s Savior!”

“Lucifer, enough. I just want to return to my quiet life.” Clyde, an Evil God, had yearned for a quiet life, but by chance— or fate— he had met a young a mysterious Bloodkin Lolita named “Lucifer.” Under her guidance, Clyde embarked on his destiny, rising from the unknown as a nameless wanderer to become a Suzerain of a fief before taking the throne of the entire Ximengsi Continent.

There was just one problem: he who would be the torch of the human race wasn’t even from this dimension.

Other people’s Alliance Heads are unrivaled in the lands, with an incomparable domineering air. With a shake of their arm they could cause a thousand waves to ripple throughout Jianghu.