High School DxD - Volume 20 Prologue

On his usual way to home Mikado Tsuchio fell into a hole that suddenly opened on the ground. Just like that, Tsuchio falls in a different world, he lands on a Grappler Wyvern and manages to tame it.

Tsuchio decides just like that to live in the other world, the reason for his quick decision: he wants to make a monster girl harem.

Do you know how long will you live?

Are you sure when you wake up the next morning, you will continue your life just like any other day?

What if the world wanted to flip your life upside down?

What will you do? What can you do?

This is what happened to Shin. who took his life for granted and was taught a lesson when the world flipped upside down.

Many strange phenomena were occurring. People started gaining abilities and evolving. Many different threats to humanity started appearing. The world was changing. So many myths and things became real which was supposed to be fiction.

Shin also had to adapt to this new world. Shin struggled. to survive, to live another day, to have his daily peaceful life back.

Amidst this Apocalypse, Shin Awakened his ability.

[Plunder]

Chi Xiaoman and Qiao Ning have been childhood friends for over ten years. Then, under the influence of alcohol, they end...

A side story series featuring the girls of Kyoukai Senjou no Horizon.