Tsubaki Fuuka

The protagonist's senpai. Honorable student with excellent grades. She likes playing people, such as teasing a hero and making fun of it. She is Yuuto's older sister who left the village along with her mother when they were young, leaving Yuuto in custody of their grandmother. Her previous name was Nonomura Shiori (野々村 栞) before she was adopted by her current foster parents.