"Professor Quirrell's two trolls had been locked on the third floor underground. They were originally supposed to be put in along with Dumbledore's own arrangements..." Professor McGonagall said. "I never expected something like this to happen. How strange. They were both chained up with iron chains. I truly don't know how they broke free."
"You mean there are two trolls?" Murphy froze.
His crows were spread almost all over the school, so he could observe many of the school's secrets.
Most of the tasks in Tom's Book of Guidance had come from that. Murphy did not have any prophetic ability; he was merely exploiting an information gap.
But there were not that many windows underground, and the crows did not much like going there, so there were not many of them. If Professor McGonagall had not said so, he really would not have known there were two trolls down below.
Come to think of it, there did indeed seem to be two trolls in the original work. One was defeated by the trio today, and the other was the one that guarded the Philosopher's Stone at the end, killed by Quirrell himself.
But because only one troll had appeared today in the original work, he had never thought along those lines.
"Yes. One is smaller and not yet fully grown. The other is already fully adult, extremely strong, and very savage. We must bring it under control at once, or who knows what kind of destruction it will cause."
Murphy frowned and was just about to give Tom a warning through the Book of Guidance when he suddenly received an image.
Tom seemed to have been sent flying?
"No!!"
"Tom!"
Harry watched helplessly as his friend was sent flying right in front of him, and he was furious. Without