"Wh-?" Ellen knew that sound. The little girl in her hated that sound, because it meant Daddy had to go away, and he usually came back tired and hurting. The hunter in her hated that sound, because it meant trouble for all of them. Castiel never visited for fun.
"The hell is going on?" She muttered, giving up on any pretence of being a civilian as she pulled the knife from underneath her coat.