The Doctor smiled, touching the edge of the pool and watching the water lap at the sides before sitting down at the edge on a dry bit of tile. Pulling his trousers up he let his legs sink beneath the water a little, smiling at the question.

"Well, she is." The Doctor said, patting the tiles. Each room was as much a part of her as the console room was. "For a time she was even contained inside a human body, that was... an experience. Very bitey."