Castiel was a little surprised at how quickly Joanna responded, that she responded at all, but he wasn't going question it. He started shifting them slowly, without breaking he kiss, towards the bed. This. She said this. Castiel was sure, then, that she wanted to recreate with him and he was more than willing.
"I believe you are right, Joanna," he whispered, between kisses. Then his tone shifted a little, gentler, as if he was trying to coax a bird into his hand. "Do you know how beautiful you are?"