Satsuki Tachibana

Оригінальне ім’я: 館花紗月

Childhood friend of [Watari](https://anilist.co/character/209143/Watari-Suzushiro) and [Naoto](https://anilist.co/character/209142/Watari-Naoto), "Suzu"shiro. She has come back into their lives after six years.