[Her reactions make him swell with pride (as if he could do any further swelling), and he's eager to make her respond even more - not that he has any idea how. But if sucking is welcome, then he'll suck both her nipples a little more.
Every step forward feels like a chance of screwing up, but he has to keep going - and what's the worst that could happen? She could tell him not to do a thing, and that's that. Enjoying working her with his mouth, he involved his teeth, just barely, lightly scraping them over skin rather than biting down. If nothing else, it's a sharp contrast with his wet tongue, and he'll follow up with that again soon enough.]
no subject
Every step forward feels like a chance of screwing up, but he has to keep going - and what's the worst that could happen? She could tell him not to do a thing, and that's that. Enjoying working her with his mouth, he involved his teeth, just barely, lightly scraping them over skin rather than biting down. If nothing else, it's a sharp contrast with his wet tongue, and he'll follow up with that again soon enough.]