Akane Hiyama

Оригінальне ім’я: 緋山茜

The school's idol who [Seiji](https://anilist.co/character/122437/Aino-Seiji) is in love with, she turns out to be a yandere. Although they have different surnames, she's also the older sister of [Yuzu Kichougasaki](https://anilist.co/character/122433/Kichougasaki-Yuzu).