Soushi watched the empty halls for movement, patients or otherwise, as Castiel caught his breath. It would do no good for him to overexert his guide. But he turned back to the man, once he had finished speaking. Castiel had run into the same spirit?

"Yes. I cannot speak for those I traveled with, but when I spoke with you earlier, that was when I first noticed it. The bench you were sitting on was covered in dust and decay and long black hair. I heard her, for a moment, but then it was gone," he said softly, hoping that in describing the spirit, it would not call it upon them.