George and Fred had also been working unusually hard lately.
That was because Douglas had shown them the table of contents of a book called the Complete Guide to Magical Items.
It listed many fascinating magical items, from joke items to defensive ones, and many of the ideas even matched their own.
But Douglas required them to guarantee at least an Exceeds Expectations in every subject before he would give them the book.
He also promised to persuade Bill, Charlie, and Percy to join him in convincing Mrs. Weasley to let them study its contents in their spare time.
The twins were deeply touched by this and began working hard, even taking the initiative to make overtures to Percy so he would help devise a nauseating study plan for them.
Douglas had originally found the book in the system. It contained not only instructions for making the existing products at Weasleys' Wizard Wheezes, but also some of the things sold at the Weasleys' Wizard Wheezes that George and Fred would open in the future.
That was why the book held such an enormous appeal for them.
Otherwise, even a Complete Guide to Alchemy or Foundations of Artifact Refinement would never have made them bow their heads to Percy.
Unfortunately, Douglas had searched the entire system without finding a single Harry Potter book. It seemed the system had deliberately hidden the series.
As the exams approached, the atmosphere in Hogwarts Castle grew increasingly tense.
Even in the Common Room, the younger students no longer dared to play around freely, afraid of upsetting the fifth-years who were memorizing all sorts of material.
Things were a little better in Defense Against Dark Magic classes. Douglas had been putting pressure on the students since the start of term, and they had finished the course