It's been 100 years since legendary magic, true magic, returned to the world. During spring, the season of new beginnings, the first high school attached to the National Magic University, commonly known as the first high school, was about to begin a new semester. Tatsuya's younger sister, Miyuki Shiba, draws the original story with the naked eye of the popular light novel series "The Irregular at Magic High School". The life of an honor student is full of expectations...and unexpected hidden thoughts!?