Dean's groans cut off abruptly, his breath stopped as Castiel pushes into him, a slow, inexorable slide that makes the rest of the world fall away, everything narrowing to the stretch and heat as he's filled. "Cas," Dean pants, but he barely hears himself, blessed silence between his ears and cool grass beneath his reaching hands, Castiel's breath warm against his neck.

"Please," he says again, focus drawn to the sharp pressure of Castiel's fingertips on his hips. "Move."