I knew that the dungeon was mysterious in many ways, but it was hard to understand how a single dungeon floor could have an area three times the size of Earth.

Not to mention, each monster in this place was big enough to destroy a large city or even a small country. But there weren't just a few of them. In fact, this entire floor was swarming with monsters like these!

“Just how did you bring them here?” I asked curiously.

She explained, [I moved a world that was waiting for its doom after losing its power.]

I blinked. “An entire… world?”

[Yes. Not all worlds are classified as the winner or loser. If a Hero escapes to the dungeon, foreseeing his defeat, both the invader’s world and the defender’s world will end. In addition, if the power isn’t directly taken from a Hero, the world’s power may suddenly disappear. In other words, just because one side has come out victorious, it doesn’t mean that the winning world will survive.]

This was something I had considered before. I already knew that Loretta was a Hero who came to the dungeon after losing with her power intact. The other administrative guild masters were the same, and Kain was...