Dungeon Defense (LN)

The ceiling broke and fell.

A large rock landed right in front of my face.

“What……!”

I quickly gained my senses.

Instinctively, I took a step back, however, with a thud, my back bumped against something. It was a wall.

Carefully looking around myself, I realized I was in a pitch black cavern.

I had gone to see a stalactite cave before during a school trip before. From what I could see, the ceiling now was 2-3 times higher than that cave. It was so high up that I could just barely see the top. I couldn’t possibly imagine how faraway the dark mouth of the cave was.

“……”

I killed my breath.