"Complicated, too," noted Martha, thinking of her own doppelganger. She hadn't spent long in the company of the clone, but it had been difficult. She couldn't begin to imagine how horrible it would be to be faced with someone like that - both like you and not like you, doing horrible things that you'd never dream of doing - every day.

"Until we've worked out what's going on, you need to make sure you keep away from her. Is there somewhere safe you can stay?"