Kire pursed her lips, not sure how much detail he could absorb at the moment. "Poison," she answered. She could see the cut on his skin where the hostage had presumably introduced it into his system. "Elva says it's a stronger version of one they had tried on me before. She mentioned Gavin helped with the antidote. Maybe they can tell you more about it, after you've rested more." 

He was in no condition to be thinking about that or anything else. "Just try to sleep it off tonight. I'll stay here, if you need me to."