It All Starts With The Demon Of The West

Literary version:

“I will, I will wake you up again…again…”

That day, under the huge westbound demon, the boy buried the girl here………

On that day, the boy and the girl privately made an agreement that never existed…

Normal version:

In Gensokyo, he was behind the establishment of Gensokyo, a paradise for monsters and gods, together with the monster sages.

In the ghost world, he is the ghost king who is as famous as the ghost dance Tsuji Wu miserable.

In the world of Sword Art Online, he is the president of Gensokyo that leads players through death games.

In the world of Hakatai, he is a -kun demon king of all levels.

In the world of eating halberd, he is a gourmet who has tasted all over the world.

However, what no one knows is that for him, all this experience is just a private agreement made by a teenager and a young girl~~