MTL - This NPC is Too Strong - Chapter 190 Great supernatural power - the Great Nirvana Demon Knife!

It was a time where demons roamed the earth and chaos reigned. The story took place in Luoyang, the legendary capital of the times. During the night, one could find people holding on to their food with dear lives as they faced off against stray dogs, people with weapons in hand vowing to fight against Fate to their very last breath. There was bloodshed everywhere as some died meaningless deaths, while the strong tyrannized the weak and the truth was frequently hidden. Some of the citizens had completely lost their mind, while some died on their travels. Most importantly, the words of a certain youth caused much panic in the human world. It was a time of little warmth as nights in the capital were frequently accompanied by gusts of wind and rain, and it would be covered with snow during winter. Such were the days…

- Description from Novelupdates

In the City of Crime, one law stands above them all: Only the strongest can live.

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.

(Female disguised as a man) Accidentally transmigrating into Long Aotian’s male novels is not scary, what is scary is transmigrating into a villainous little boss who will be tortured and killed by the male lead! ! Jiang Ru decided to cling to the male lead and change his fate. However, the hero is too sick and delicate, what should she do if she still feels that she can’t survive? ! Of course, thirty-six strategies are the best way to escape! Jiang Rudong hid in Tibet, fearing that the male protagonist would take him back and execute him Ling Chi, but on the way he heard that this sick and delicate king had a white moonlight who loved him to death… Hey, wait! Why is this Bai Yueguang… the same name as her? ! ! ! One day later, Jiang Ru realized that those who came out to mess around… always had to pay off their debts with their own bodies.

- Description from novelbuddy