![Rio](https://image.tmdb.org/t/p/w185/BSZ2dA3G369e3pHIXGhh5orzPt.jpg)
January 1999: Apprentice mage Azaka Kokutou, Mikiya’s younger sister, has been ordered by her mentor, Touko Aozaki, to investigate a certain incident in which fairies steal the memories of students at Azaka’s school, Reien Academy. Azaka launches an investigation with the help of Shiki.