"A demon, huh?" Eight played with the word. Was it possible that this book was a demon? Considering everything else she's seen -- a human that became a weapon for heaven, a strange mechanical disk -- there was even a girl that was running around that looked like she was made of metal! It wasn't like she was in any position to be doubtful...

Well, all but one thing. "Demons aren't exactly known for being trustworthy. Or loyal."