Largely oblivious to Eve's enjoyment of the show, Jack kept a hand on the towel where it was knotted at his hip, as he reentered the room. Although he was not quite as oblivious to the fact that there was a partly naked girl. Sitting on his bed. Right then.
The socially evolved part of him, who had been smacked upside the head multiple times by his sister, told him to not simply stare at the mussed redhead. With the bare legs. The unevolved part of him was considering a whole line of thought that involved dropping the towel and pulling her back under the covers. It was a struggle, but the evolved part somehow won.
"Um, pretty good." 'Cold,' an internal voice added. "D'you want a shower too before breakfast?"