Keltham will spend a few moments breathing, trying to get over the shock of adrenaline followed by the shock of wounding, when he realized that, if this person was here at all, it was probably because that person was following him and Carissa around, spying on private moments.
Keltham was, in retrospect, much more aggressive than he should have been, with an interfactional representative of another god, like that, one who has treaties with Cheliax, but it's been a long time since this kind of twisting thread of anger has run through him.