[Waver has made his way to the lounge and is using it for it's intended purposes. Walking all over this massive ghost town in space is tiring in a way he never anticipated, and now his feet hurt. Sure, the lights are creepy as hell and the lounge itself is too big and sort of terrifying for it, but there are worse things.

For example, he could have not seen Shiro's lion form, or heard him.]

Nah, no maps that I've seen. Whoever lived here probably just knew everything because this was their home, and you don't need a map for that.