Conquering the Tower Even Regressors Couldn't - Chapter 4: First Floor, Tutorial (1)

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.

Mutation, Bloodline, Ancient, Parasite, Domain, Externality.

These six series of supernatural powers range from Level 0 to 4, with traces of their existence found throughout the development of mankind and society.

On to modern society, with the changes to the environment on Earth, when the first Level 5 Ability User appeared and caused a calamity to the world, Ability Users have become a form of decisive military power.

Teenage Justice Li Anping, after getting the strongest and most evil ability throughout history, will walk the path of justice and eventually his fall towards evil, and finally reach the peak of the food chain.

The entire mankind’s nightmare is about to descend, the earth will become a giant slaughterhouse, and none shall escape the terror.

- Description from Novelupdates

“Marry me under the conditions that we will divorce in 5 years.”