There aren't many people, especially non-Taykan people, he'd be okay with having hands in his hair right now. He's had it yanked enough times not to want to protect the delicate sensory array of live tissue. Mort's okay, though. The gentleness with him is disarming, and it does feel really good. Mort absolutely gets his best work, ruthlessly focused and skillful, and Nadayki almost doesn't want to stop either. But he looks up and kisses enthusiastically back. "I get to try out the tongue now?"