Histoire
The story of the spinoff novel follows the Kuroba twins, who are sworn to protect Tatsuya Shiba. They face a new threat when an enemy from a foreign mafia sets eyes on Tatsuya.
Synopsis via AniList (en anglais).
Manga
Mahouka Koukou no Rettousei: Yoru no Tobari ni Yami wa Hirameku
ActionSci-FiSupernatural
