System S.E.X. (Seduction, Expansion, eXecution) - Chapter 123: The Definite Integral

Honjou Kaede was invited by her friend, Shiromine Risa to play a VRMMO.

“Bloodline is Everything”In a hunter’s world where only those born with a silver spoon monopolize privilege, one group stands above all—the Hyukcheon Group, reigning at the very top.“Ugh, those high-ranking folks always leave a bad taste in my mouth.”Lee Hanul, a third-rate hunter barely scraping by each day, suddenly discovers something extraordinary about his own bloodline.“Lee Hanul, please come with me to Hyukcheon.”On this day, Lee Hanul’s life changed forever.

A turn over of the geocentric Yanlong living in the core of the earth.

It completely destroyed the human scientific and technological civilization that had been developed for thousands of years.

With the return of extraordinary power, the emergence of extraordinary creatures, the fusion of multi-dimensional planes.

Human civilization has entered the era of beast-fighting.

At the core of the earth star, the terrifying head of the earth core Yanlong sticks out.

Above the floating clouds, the Wuhai Phoenix Bird revealed its slender and gorgeous tail feathers.

At the bottom of the Dead Sea, the Vast Sea Dragon Whale swings the body of Pang Ruo Land.

At the end of the earth, the devil wolf chases the blazing sun that never goes out.

Ordinary people who were born in the old era and grew up in the new era were reborn ten years ago.

Unpredictable and able to see through the potential of the beasts, he started a road to collect the beasts of the gods.

All stories have to start from that late autumn ten years ago.

- Description from novelbuddy

Intellectual Villages are old fashioned rural villages recreated with cutting edge technology. Those villages attract the Japanese monsters known as Youkai.

The high school boy Jinnai Shinobu lives in one of those villages and has a Zashiki Warashi living in his house. He tends to run across Youkai with unnerving frequency and this often leads to trouble for him.