Joseph groaned low when he pulled off and shuddered visibly as Rhys began to suck on his cock again. The hint of fang, that touch pleasure-pain, added to the sensation that had him fighting to keep still. Especially as he swallowed him deeper. "Yes," he murmured encouragingly. "So good." It was all he could do to keep from thrusting forward. Rhys was indeed an amazingly quick study.