The change in touches made Steve shiver, slightly, his mouth stretching into a broad, relaxed grin as his body sank down a little, though he was careful to keep his weight on his elbows to avoid crushing Sam. His eyes fluttered at the feel of fingers touching his hair, and he tilted his head enough to at least brush his lips over Sam's temple, nodding slightly. "Yeah. Sorry. That's my fault." He'd been a man on a mission, and Sam had gotten dragged along for the ride - but without a lot of the benefits. "That felt good."