Exia, celebrated as a prodigy who passed the "Magician" qualification at the youngest age ever, is well-regarded within the Royal Library. Her skills and knowledge are impeccable, yet she has just received her second rejection in the promotion exam for "Senior Magician." Informed that she lacks an essential quality, Exia is left wondering what it might be. One day, she catches the attention of a man attempting to enter the library’s restricted area and decides to act as his guide. He turns out to be none other than the country's First Prince, Ivan! Through her encounters with Ivan, Exia gradually starts to realize what she's missing, leading the two of them toward uncovering the kingdom’s deepest secrets… This authentic bibliophilic fantasy from Kadokawa Beans Bunko is now brought to life as a manga!