[He sits up, clearly a little flushed now. Well, he's definitely awake now.

It's more obvious in the well-lit apartment during daytime just what Kaiser's outfit is like under the heavy coat. Mainly, "what it's like" is "practically painted on".

He looks up at Juudai from the floor, not bothering to get up.]

...You're probably hungry.

[Juudai skipping meals was historically something to avoid.]