MTL - Disassembling System: Begin With Scrapyard Alchemy - Chapter 115 come alive again

The rivers and lakes carry wine with swords, the waist is slender and the palm is light.

The young man carried a long knife on his shoulder, and hung wine on his waist, striding forward, but the rivers and lakes in his heart were vaguely visible.

Turning a page in the book of troubled times, the rivers and lakes have been raining nightly for decades.

Looking back suddenly, the world has been shattered.

- Description from novelbuddy

The opening of Pandora's Box changed the world, giving rise to an age of superhumans and monsters. Yet mankind was not safe from its own hubris, and in the end, it destroyed itself. It's the end of the world, but Sonya Chernovna has been given a chance for a redo. With her memories of the world to come and her deep hatred of the society that had risen out of Pandora's Light, Sonya sets out to change the future.Even if it means being the most heinous villain that ever lived.--Chapters release on Monday-Friday with side stories sprinkled throughout.

A girl who calls herself a demon appeared before a timid student named Fumio Kijima. The girl claims to be a campaign girl from the demon world and she gives him the ability to “summon a room” from nothing but thin air.

At first he doesn’t abuse his power and uses it as a convenient ability in his every day life. But one day he is bullied by his classmates under a false pretext and is made to suffer. In the past he would have wallowed in misery and cried himself to sleep, but now he had a power to call upon.

“I will make them regret it!”

Using his powers to summon his “room”, he begins his era of confinement and brainwashing to achieve his goals.

This novel is also known as The Demons Beside Me

Chen Zhao can summon demons and see Death.

“Beelzebub, use your Gluttony ability to treat this patient’s anorexia.”

“Raymond, this old man wants to regain his manly function. You know what I mean.”

- Description from Novelupdates