Index

"..." Robin slowly lifted his gaze upward, trying to fully grasp the scene before him.

The entrance to the cave consisted of a cracked wooden door. While the wood itself was of high quality, it was evident that it had remained in place for hundreds of thousands of years, judging by the overwhelming presence of fungi and mold consuming its surface. Beyond the entrance stretched a long passageway, plunging at least a kilometer deep into the heart of the massive Northern Edge Mountain. The passage was strewn with small rocks, scattered insect remains, and the skeletal remains of long-dead rodents.

But here, as he finally caught sight of a dim light at the end of the tunnel—

 "Heavens..."