Clarification

An endless sea.

The cave in the rocky mountain overlooking that spectacular view was a pretty decent place.

It was spacious enough that even an intense game of tag(?) with Shin Seoyeon wouldn't end with me getting caught, and though sea wind blew in, the cozy interior was sheltered from it.

'It's even wider than I expected.'

From outside, I had thought it would be only about the size of a 10-pyeong room.

Even when I had just entered the cave, I had assumed it was barely large enough for thirty people to lie down.

However, the additional cozy space that curved inward like a two-room apartment was the real deal.

'The wind is weak, so we can probably set up the tent here. Huh? What's that light?'

At one end of the cave, light was coming down through a crack. When I approached and looked up, I saw a fissure climbing along the wall and stretching directly overhead, wide enough for two or three people to climb up side by side.

'It looks to be about 200 meters high.'...