Cas has been keeping busy not thinking about all the ways this defies what he knows and how he'd been robbed of finally returning home after being trapped on a decaying world for five years. It was melancholy and he took every chance he had to avoid those thoughts and that feeling.

When he comes in he's in no different state than any of his video feeds, in fact he looks reassured and calm as he crosses the floor to sit adjacent to her after placing his order to the barista.