かぐや様は告らせたい 小説版 ～天才たちの恋愛人狼戦～
Akasaka, Aka, Hitsujiyama, Juuichirou
The setting is Tsukikagekan, which stands on a solitary island owned by the Fujiwara family. In addition to the members of the student council, Moeha Fujiwara and Kei Shirogane are involved in a battle similar to a werewolf game over a treasure that can make wishes come true! (Source: Shueisha, translated)
