Castiel spent the time as they walked quietly looking around, taking in the sights and sounds of the city, trying to collect himself. He still wasn't really processing what had happened--everything was still surreal--but the calming effect of exploring with Meg was holding off the inevitable realization of the situation.

He looked over at Meg at her question, and his steps slowed a little and then game to a stop. He felt this was probably something he should answer very clearly, and he did so by meeting her eyes seriously and giving a firm nod. He was very much himself.