Lyrin looks up at Billy, whimpering softly, "I-I. . ." He tenses slightly, his hand clamping back down as he lets out a soft cry. His gaze glittered with frustration and pleasure as he stares at Billy's face.
He keeps his hips moving, not dating to stop the delicious friction, lest Billy stop. He was in this too far, and he didn't feel like stopping, even though he knew they should.