Dean was NOT happy about dragging Sam out in the condition that he was in, but he knew they didn't have much of a choice. He owed Castiel a lot--including his own life--and he knew that the angel wouldn't have asked him to be there were it not important. Still...Sam wasn't fully recovered yet, and Dean felt like a worse and worse brother every step of the way. At least he had ensured that Sam was so looped up on painkillers that there was little chance of him being in much pain.
He helped Sam out of the Impala, his eyes squinting as he watched Castiel and Ruby in the alley. Why were they here? Were they just supposed to make sure that there wasn't another huge storm or was there something else they were supposed to do? Deciding that spying on the angel who pulled him out of hell wasn't necessary--for now at least--Dean stepped forward, clearing his throat. "Castiel?"