Karen, who thought he had traveled to a parallel world, finally found out that he had come to the world of Harry Potter when he was eleven years old.

With eyes that can see through magic, Karen is destined to become a master of the magic world.

Karen has always felt that the most fascinating part of magic is not those earth-shattering spells, but the subtle flow of magic in daily life.

He would rather spend his time reading various magic books in the library or observing the magic background of this thousand-year-old castle.