Rear Rubautohaisukuru Shokan Kyoshi 17 (Fujimi Fantasia Bunko) [Light Novel]

[Machine Translation] What do you mean Miyuki killed Misaki and her mother? Keiichiro read Miyuki's diary and murmured, "Why did she despair of herself and disappear to the point of becoming a witch? Why did she "despair herself" to the point of witchcraft, and why did she disappear? The mystery only deepened as he investigated. So Keiichiro makes a plan to invite a certain person who knows Miyuki's whereabouts. Then comes the day of the Daimon High School festival. At the gorgeous festival, which makes full use of Reiha's magic, Azumi, Hinano, and other old faces such as the Vipers, guests of the "K Wars" martial arts tournament, come to the festival. Ryoko is performing a live period drama. Shizuma is in a band and Keiichiro is a cooking instructor for a bake sale. Ryoko and Shizuma are enjoying the festival in their own ways. But...then that man, their old enemy Willard Gates, descends on Daimon High School.

「美雪ちゃんが美咲さんを、母親を殺したというのは…、どういうことだ?」美雪の日記を読み、慶一郎はつぶやいた。なぜ彼女は魔女化するほど"自分に絶望"し、失踪したんだ?調べても謎は深まるばかり。そこで慶一郎は美雪の行方を知りうる、ある存在を招く計画を立てる。そして大門高校文化祭当日。レイハの魔法を活用しまくる豪華絢爛な文化祭に、あずみ、雛乃、さらには異種格闘技大会"Kウォーズ"のゲストにバイパーズたちなど懐かしい顔ぶれもやって来た。涼子はライブ時代劇の公演。静馬はバンド活動に慶一郎は模擬店の料理指南!?それぞれに文化祭を楽しむ涼子や静馬たち。だが…そこへあの男、宿敵ウィラード・ゲイツが大門高校に降臨する。