"Inside, some knowledge is overly dangerous, and some knowledge itself is a trap. In the notebook, I've marked out the knowledge you can learn, the knowledge you can use for reference, the knowledge you should only regard as informative, and the knowledge you better not look at. As long as you study according to my suggestions, there should be no problems. Of course, if there are any issues, be sure to come to me immediately, or use your [Night Watchman] to test yourself."
The doctor spoke very seriously.
"Thank you very much, doctor."
Shard placed the large book and notebook on the bedside table:
"Let me ask you privately about the Academy investigation business; are you ready?"
