Over there is Miss Patchouli's study, right? I remember the windows.

By the form of the arch of the stairs, the connection to the place is almost intact. Perhaps you aren't wrong?

That we found it so soon... When I was alone, there wasn't any hint I would ever arrive...

Koakuma, you didn't set up an event flag just now, did you?

The study.... Or perhaps I should say, the ruins of the study. But it's somewhat better than in the other places.

Right... But in the end, Miss Patchouli isn't here either.

For the time being, let's look around to see if we can find some kind of clue.