[Of course he knows about her eating and drinking situation. It's not as if they haven't discussed it since he managed to see her... "room" during that particular time. Thanks to the Atroma.

If one could ever give thanks to kidnappers and mysterious gaolers. For anything.]

Hm, better than nothing. [He is partly teasing her, but he means it, mostly. And she should know that about him.

He tightens his arm around her waist as he attempts to use his other senses to feel out the room.]

I can't hear anyone, but that just means that they're not nearby. We might discover others if we search a bit further from this spot. Prompto can't be that far. Just look for the flash of his camera.