Castle has seen pictures of Johanna Beckett before, but this is far more intimate and, from what he can tell, the physical similarities between mother and daughter are more easily recognized than the photos that accompanied the case file. "Think you aged better than I did," he comments, handing her the photo.

"Don't worry. I'm used to spending the night in my clothes. And I'm used to couches." His hint to her that he's okay with crashing on the floor or the couch or wherever she decides to put him.