The Ruler Of Darkness - Chapter 7Book 5:

To correct the mistakes of his past, a young man is forced to narrow the space between science and witchcraft, as he ventures on a quest to save his world from complete destruction.

Chi Xiaochi: fourth-rate citizen at birth, three-time award-winning film emperor, second-rate temper, first-class looks. He crawled his way out of hell on hard mode to become a winner at life.

Then, he was smashed into a vegetative state by a chandelier.

061: Hello, here’s a brief rundown on the scum gong reconditioning system. This system measures the regret level of the scum gong. Every time their regret level reaches one hundred points, you will be able to leave the current world. A friendly tip, usually, through dedication and self-sacrifice, our employees slowly foster a sense of dependency in the scum gongs, gradually making it so the scum gongs can’t live without them.

Chi Xiaochi: How many regret points is a complete loss of reputation and standing worth? How about a fall from grace? Or wanting something but never being able to obtain it?

061: ……

- Description from novelupdates

He was a wealthy and mysterious financial backer who had appeared before her when she needed money the most. After the courtship, she took the money and left.

The villainous young master Dark Demon finally recalled the memories of his previous life at the sorting ceremony of the Dueling Academy. He was reborn in a very strange Galgame world.

And he was the ultimate villain in the game, the Demon God of Seven Original Sins!

Superbia、Invidia、Ira、Accidia、Avaritia、Gula、Luxuria！

Once any one of these seven indicators broke through the critical value, he would irreversibly transform into the Demon God!

In the era of Saint Marian, where the demons had been completely destroyed and the demon king had fallen into eternal sleep, no heresy was allowed to survive!