[ Since there was no answer from the man who shouted when the stars went out, the Doctor's taken to wandering, holding firmly onto his small torch as he lights his way. One, to find Jamie or Victoria or... anyone he knows, and two, to try and figure this out because he'll be damned if he relies on someone who hides in the darkness to fix this for them.

He goes for the information kiosk first, but there's nothing to find there. Power outage, is the conclusion. ]

Do stars go out from power outages?

[ After that, he can be found anywhere on the Plane. There's light if you need it, even if it's not all that strong. He could be able to help in keeping alive.

Not necessarily with the light. More likely running. ]