She momentarily wondered what vow but the thought was quickly pushed aside by a strong desire..an urge to please him and only him. So powerful it was that it scared her and, as her mouth continued to suck him off, her body shivered. Reanna looked up at him, the fear plain as day in her eyes.  They seemed to speak volumes to him in ways that-even if she could use her mouth- she wouldn't be able to.