The fact that he's surprised by her presence should make his less-than-stellar emotional state even more obvious. Yukio's normally so careful and aware of what's going on around him, but with now Rin's gone and the exorcist needs something to focus on.

And that damned latch is keeping him away from his task.

He blinks at her for a moment, even throwing out a weak smile. It's always his first resort, his best defense.

"Pardon?"