"Hm?" Jack wasn't intentionally trying to blind the Demon Prince; he just didn't pay attention to such things (let alone care particularly much). "Oh. That." He lowered the light.

"My room WAS here," he glowered, "But then they decided to spring a new room and a new roommate on me at dinner." He fished into his pocket and produced the key. "Anyway, is there anywhere you wanna go before I try and figure out where this goes to?"