"Be careful, Cas." She feels so helpless. People put their lives in danger to rescue her. Wallie died to help her and yet she can do nothing to help the others in return. It's a bad feeling. And the fact that the Doctor seems equally defeated does little to set her mind at ease.

"Come on, Spaceman. Let's go get dried off. At least we can make sure there are extra towels available for others to use."