The Doctor squeezed his eyes shut, horribly conflicting thoughts running through his head. On one hand, any sort of rescue the Master attempted would only result in more agony. But on the other hand, he was quite certain the Master would never fully kill him... and he certainly wouldn't turn him into a vampire. Plus... it was possible that this would be his only change to alert anyone to the situation.
Are you still there? It was a reluctant question, and he wasn't even sure if it made it's way through.
As much as it pains me to say it, I need you to do something for me.