Dean stood in the door way, dressed for combat. He looked Cas over, then bullied his way into the room with a confidant stride. He kicked the door shut, at the same time he moved forward to kiss Cas.
Dean didn't give his kisses away freely. But he was confused, disoriented, and off balance. Cas was something familiar. Cas was 'home'. Dean grabbed on tot hat idea, and didn't let it go.
After a moment, he stepped back and walked a few paces away, keeping his back to Cas. "What the hell, Cas?"