Frustration and apprehension. Just enough to whet his appetite but not enough to satisfy. It's stronger emotions his spark craves. It's always been about making others just as miserable as he is.

The little step back is enough to make him laugh again.

"Oh, so that's not what you meant?" he says, brows raised in feigned surprise. "You should be more careful with your words, friend. Someone might get the wrong idea!"

He stops, hands braced on his hips. "You should be more careful with your actions, too. Otherwise someone might get hurt."

As though plenty of people haven't been hurt already, from First Aid to Tarn himself and everyone in between.