Addition and Subtraction in the Middle School World

What would happen if one day I woke up and found myself in a parallel world? What would happen if one day, my chuunibyou fantasy actually became a reality? What would it be like if one day you discovered that you were smart? Is the middle school disease better? Or is the chuunibyou a reality? Her world was turned upside down. . . . . . Let's see how she grows up in this new world, so stay tuned!