Her words made him smile softly- he knew she was likely to be more sturdy than a human woman, despite her small size. Wondering if her request would hold up even on her more sensitive skin, he gave the nub of flesh a bit of a harder flick with his thumbnail, watching for a reaction.
His own arousal was starting to become uncomfortable, but it wasn't unbearable, and he didn't want to stop touching her long enough to free himself. After a few more slow circles around her clit with his nail, fingers slid lower to part her lips, moving to tease at her entrance.