Tao wanted to taste, everything, even if he wasn't patient enough to take his time. Hands on him and the sound of his voice was making that impossible. He groaned but tightened his grip on Riley's arms. "I'll let go, if you'll use those teeth." He wanted them, on him, breaking skin. Shoving a knee between Riley's legs he pressed his hips against his. Lowering his head he bit along his shoulder. "Want your teeth, claws, no holding back." He growled.