He growls softly, head raising to capture her mouth in a demanding kiss. She never has a reason to be afraid of him or his beast ever. He'd never hurt her...physically. Emotionally, it's almost always on accident. There's the barest flicker of thought to pull his beast into this. But he wants to keep this just the human them for now. There's plenty of time in the future to use his beast with her. So for today, he just uses his hips and hands to help her ride him, and a sharp nip to her lower lip. He'd nip along her neck but the angle isn't quite right for it at the moment.