The subway stations had become the pathway for monsters to pour into this world. 

Humanity had to fight for their survival, and they had done pretty well in the fight.

Still, a population that was about to reach seven billion had been reduced by half in just five years.

The monsters had appeared in the world following certain rules.

Humanity explored the dungeons and obtained profit. Then they started taking advantage of the situation.

They went wild over a new resource called Bloodstones, but they were soon hit with a bigger tragedy.

Trahnet and Earth had completely synchronized.

Then, the Dimensional Lords, who were indiscriminate about killing, appeared. They put themselves on track to take ownership of Earth.

It was rare to see a country, who hadn’t lost their capital. About half the countries of the world lost their government. The people of those countries turned into refugees.

Monsters...

One couldn’t simply categorize all of them as monsters. Many different types of life forms had gathered on Earth.

There were humanoid races like Elves, Dwarves and Orcs. There were even other humans…

The tens and hundreds of new species had been about to fight an endless battle to take possession of Earth.

However, all the dungeons had been Reset. It was a clean Reset.

The dungeons, which had acted as Dimensional tunnels, disappeared. Humanity once again had hope.

It looked as if peace could be achieved once the invaders, who were the Dimensional refugees, were driven out.

While the Dimensional war was over, the battle to seize Earth remained. A war where the Dimensional refugees would have to fight the original owners of Earth was imminent. It was a battle for their survival.

The population was split into either human or monster. However, this identification of...