There's no disappointment here. Just an old man resisting the urge to give his not-granddaughter a hug, reassure her that this would all blow over soon enough before someone else started up another diplomatic incident, and say and do all the things he was never able to with his own little girl when she needed him to.

"Your jailer will be kicking me out soon. Do you... want to talk about dad some more, or take a look at that old journal?"