Right, right, moving. He's not very happy about being held hostage for no reason or being ordered around, and it shows on his face. He's not making any movements to escape, though, just being silently unhappy.

Fortunately for probably both of them, his other form is on a shelf near the entrance to the library, a white leather-bound journal with a yellow string holding it closed.

"Here."

If she does decide to check inside it, she'll find a couple pages at the front--synopses in his own words about who he's met so far, but blank pages after that. There's one for her as well, but it's unfinished, detailing only how much they've interacted so far.