Who decided that a Hero must be a saint? Who is it that demands salvation and takes unconditional love for granted, insisting that a Hero must remain the hope of the people? A Hero, too, is but a single human being. They will surely spend a long time before realizing the all-too-obvious fact that they are finite.

"O Hero, please save us!"

That wish, I shall grant it for you.

The land was desolate. In that place where it was said a Hero once challenged the Demon King and was miserably reduced to dust, no trace of the lush green plains remained. The earth was split, signs of life were gone, and only the wind kicked up the dry soil.

And, in the deepest part of that wasteland.

A giant castle stands quietly. It is covered in a jet-black mineral resembling obsidian and deep red building materials that look like hardened fresh blood. Its ominous appearance was obvious to anyone's eyes. —The Demon King's Castle.