So the ghosts here are... somewhat amiable. Brain can work with that. He's relieved there isn't an obvious immediate threat, considering he doesn't have his keyblade anymore.

He then nods, taking in the information Jun relays. "No kidding." He chuckles. "So... this Ship really is moving without water?" He asks, not necessarily towards the boy in front of him. "Fascinating..." That's certainly nothing he's seen before.

"Say, how much have you or..." Brain pauses, recalling that there are others here. "Anyone else uncovered of this place? I've been looking for a library... Or really anything that has reports on this world." It's where he likes to start first, after all.