[SPOILER DISCUSSION] File 987-989: The Burning Tent

[gg1998]

That's what I was also thinking about. Rumi is connected with Haneda.

[MeiTanteixX]

I think I've found out what Rumi is carrying in her pocket(in File 989).
It's the "U" shard from the dying message.

[Aries Bless]

Well, I have also consider that it might be a glass piece, not yet seen, that could give the message a Whole new meaning.