[School 666] 4 reach Floor 500, but Nene gets sleepy and they wrap up

The climax of the "School 666" 4-player collab stream. - The team reaches Floor 500 through cooperation, hyped up with Floor 666 within reach. - Momosuzu Nene decides to rest due to sleepiness, and the members see her off with concern. - The four promise to schedule another session to continue and wrap up the stream.

* Title and summary are auto-generated and may differ slightly from the actual content.