Thread:CaptainRustbolt21/@comment-31727837-20171008134857/@comment-27101994-20171212122913

(With that logic, most characters are disappearing... At least in my roster.)

Nana: What? Disappearing is something we don't understand?

Popo: That's when... Wait! I think that's when they're about to appear in something existing! But the two of us aren't appearing until a later point, guess we'll have to stay here for a while.

(Sure, and while the area's slowly turning dark, the one causing it seems to not be able to enter due to an action by someone else nearby.)