Rebirth of the Strongest Dungeon Master - Chapter 11 Population

The world was once at war with 10 alternate worlds. This was known as the Concept War and our world won 60 years ago. All of this was concealed so no normal people are aware of this fact in the current time.

After the death of his grandfather, the high-school student Sayama Mikoto is suddenly summoned by the giant corporation IAI. He learns this world is headed for destruction due to the acceleration of the Minus Concepts. To prevent this, negotiations must be undertaken with the survivors of the other parallel worlds so their 10 concepts can be released.

And so Sayama is caught up in the final battle to clean up after the Concept War which left behind so much enmity.

This is an era of national miracles and national adventures.

A gray fog swept the world.

Ghosts, ghosts, ancient gods, extraordinary races, etc., are all over the gray fog.

There are dangers and miracles.

Some items and even creatures invaded by the power of gray fog are called miracles.

Some miracle items can generate ore every day, which is inexhaustible.

Some miracle items can make people stronger even if they lie still every day.

And some, it is possible to create extraordinary warriors in batches.

Bai Ye came through, with a golden finger that could see all the prompts, and got a fire source at the beginning…

- Description from novelbuddy

Su Wan is a Realm Destroyer. She shuttles to different time-spaces using the identity of the “Cannon Fodder Ex-Girlfriend”, dedicated to plotting how to happily tear apart the male protagonist and the female protagonist.

There’s no such thing as protagonists who can’t be torn apart, only Ex-Girlfriends who don’t work hard enough~

There is a kind of person in the world who is indifferent, cool, arrogant, and especially a bit petty. There is also a kind of person who is lazy, gentle, considerate, and even adeptly flirts with girls. When the male god completed a shocking 360 transformation from the former to the latter, Tang Xia’s first reaction was…is this a fantasy world?

- Description from Novelupdates