The Doctor raised an eyebrow at her leg, then returned his attention to his tea, immediately. Well, it was a very nice leg, he couldn't help but pay at least a little attention to it.

"Mi casa es su casa," he replied. "Quite literally, now. As long as you'd like to stay you can. And free reign over the wardrobe room."

He ran a hand through his hair. "And Cardiff. Should take you around, introduce you to the enemy. Torchwood, that is."