“Doctor?” Amy asked nervously. “Yes?” He replied while reading a book written by River. “Where are we now?” said Amy. “Somewhere in the Kasterborous constellation” he answered. “When are we?” she asked. “The beginning or the end, it’s irrelevant,” he replied. “Oi!” shouted Amy as she proceeded to snatch the book from his hand and smack him over the head. Everything went black. The T.A.R.D.I.S booted up her back-up to reveal the universe's most deadly assassin. “DON’T BLINK!” shouted the Doctor. I looked in front and behind. Which way? I asked. “Straight ahead,” he continued.