Castiel is himself heading to the kitchen. He's feeling... strange, restless today, like he needs something. A sort of hunger. And he has discovered a fondness for peanut butter, so he's trying that first. Granted, he rather suspects it won't suffice, but it certainly won't hurt, so it's as good an aim as anything.

When he gets there, he sees that he's been preceded.

"Dean."

He notices Dean isn't quite his usual self either. It's only small things, but they add up: a tension in his shoulders, the way he handles the cooking utensils a little less graceful than his wont, the way he's humming songs but keeps changing the tune like he can't make up his mind.

Castiel's own worries are momentarily disregarded. "Are you alright?"