There's something in the way that she grabs at him that tells him what she wants. Riddick groans, letting go of her hand, bracing himself over her as he buried himself inside of her, again and again, pullingout as far as he can manage, each thrust coming faster than the last. It's that he's concentrating on, not the way that she's looking at him, not how she's meeting his eyes -- something he's never done except with her, except in that other place.