I was sure I heard something.

[Vivi seems to frown in his confusion as he peers from behind the other, tentative and cautious as he glances around. He doesn't think he sees anything out of the ordinary. But it was maybe harder to say, with a hotel theme like this. He hopes it was just nothing to worry about.]

Maybe it's nothing? Like you said. Just noises, part of the....what's the word? Atmosphere? For the theme?