Nobody enjoys waking from cryo-freeze, thinks River, but at least they don’t get split in half on the way out. Time lord and human genes are only just different enough to make them groggy for hours afterwards. She stretches out fully, scanning, desperately trying to remember what happened.
Alone. For now, at least. No Silence, no Madame Kovarian, no anybody. Walking around the room slowly, the events that lead them here slowly come back to her, allowing her shoulders to drop and their eyes to stop darting around the room.
A small sound comes from the other end of a corridor - something humanoid enough that even if this is a trick, fighting humans is generally easier than something you can’t remember. “Hello? Is there anywhere I could get a coffee from?”