Kyle has to physically bite his tongue to resist the barrage of remarks those floodgates open. How Cooper doesn't have the right to feed, how feeding on her is hurting her, and so on. It's only because he promised Nancy that he would make an effort that he's holding back, even as his body tenses and cortisol and adrenaline pump through his system in preparation for a fight. His body's been trained, with a memory of its own, on how to react to vampire threats.

"I'll believe it when I see it," he offers, the most neutral response he can manage. Kyle crosses his arms to help assuage his desire to punch the thing. "You know she deserves better than you, right?"