Hogwarts: The Witch Education Handbook

Due to a series of games, Sean unexpectedly travels through time.
"You mean Miss Granger came into your room the night before last to give you a report on the Ministry of Magic's financial statements?"
"Yes."
"You mean Miss Lovegood came into your room last night because you discovered the harassing fly?"
"That's right."
"You mean Miss Cho Chang is coming to your room later to practice Quidditch?"
"That's exactly right."
"You mean Krivat, Borns, Greengrass, Delacour, Nymphadora..."
"Please allow me to interrupt you for a moment. Let me clarify one last time: these... are not rumors."
Looking at his unique cheat ability, Professor Sean, the greatest wizard in history, acting headmaster of Hogwarts, recipient of the Order of Merlin First Class, and acting Minister for Magic of the United Kingdom, issued a formal statement to the public: Let wizards be great again!
This book is also known as: *The Wizard Training Program* and *Educating Wizards: An Inescapable Duty*.