[ Kakashi sighs. Years stuck in this place. He supposes they could spend an eternity here, especially if they can't really die. Or more specifically, stay dead. ]

He's probably the best one to talk to about this place, then.

[ Though, Kakashi already has spoken with Minato, and he has the guide that Minato gave him as well. He hasn't had a chance to read the whole thing yet, but he's skimmed through it.

Without really giving Sakura a chance to respond to that, Kakashi continues. ]

What is the last thing you remember about our world?

[ At least he can try to establish timelines. ]