"He may not be quite off," He said quietly, his tone thoughtful and a bit murky. As much as the Doctor hated to admit it; they were currently holed up like prisoners for observation. What really sort of amazed him was that they hadn't found any cameras yet. That would be the clincher - to find the watching and listening devices. Well, unless their captors were among them. He'd keep mute on that last thought for the moment.
"Well, we'll get out of here sooner or later, I'm fairly certain of that," he let the corner of his mouth curl into a lazy sort of smile.
"Think you can tell me a something about that noise we were hearing before? How you know it?" He knew the question was sort of vague; but, he liked it that way. It left her an easy route to dodge it if she wanted to.