"It's been quite a while," he informs her. There's sadness in his tone, the experience of seeing an old companion again just as bittersweet as it ever is. And Charley....

Charley is from earlier than that, he tells himself firmly. How much earlier exactly he's not sure -- many of the memories he inherited from the Doctor are hazy when accessed by an all too human brain, and the Doctor who knew her always was prone to memory loss.

"It is a dream," he says. "It's a shared dream -- we've been linked together by the rift in the center of this world's Manhattan. Happens...mmm, fairly often, actually. The animal thing is new, though."