Asteria

The protagonist is an ordinary university student living in a dorm. His life takes a dramatic turn when he unexpectedly finds himself in the mysterious world of Asteria. - This world is a whirlwind of beauty and danger: elves, seductive demons, and a brutal war threatening to destroy everything. But the hero is no mere observer. He discovers an extraordinary power of light within himself, a force that could change the fate of this world.​