Jack felt jealous. It was utterly ridiculous, and the mere presence of the emotion annoyed him, but it was there, jealousy for the Doctor apparently sleeping with someone, even though he had no idea who she was.

He turned his head back to the screen and watched as she looked out at the Doctor.

"You know I half thought you weren't even real, Jack," she said to him. "Thought maybe he'd made you up. Finally got him to talk about you once and this is what I get from it."

He ducked his head slightly, and looked back to the Doctor, but said, nor thought, a thing.

"I told you," she said to the Doctor. "We need to talk."