Sherlock Forrest, who has just traveled to the world of Harry Potter, has no golden fingers and no memory of the original owner, looks at the letter of appointment from Hogwarts in his hand, and curls his lips. It's just a professor of Defense Against the Dark Arts. ...A few years later, the Daily Prophet interviewed Harry Potter, one of the top ten outstanding talents in the magical world in the 21st century. When was the happiest day in your life? Harry couldn't help smiling. It was the day after Professor Forrest cursed that I would be captured by a mysterious man tomorrow. Uh... What about the day I don't want to experience? Harry's face suddenly turned gray. Every Christmas. Why? He covered his face in pain. He even couldn't help sobbing. Woohoo...Because on that day, Professor Forrest will wish me a Merry Christmas! … This book is also known as 'Please Shut Up, Professor Forrest!', 'About Defeating the Dark Lord All You Need is a Professor to Open His Mouth', 'I Live in Hogwarts Just for Health Live happily' —————— ps: No system ps2: The main story begins with the chapter of the secret room ps3: This is a serious professorial text (possibly