Ayumu Kamei

Ayumu is in her second year of high school. She has been [Runa’s](https://anilist.co/character/153701/Runa-Takishima) senpai ever since middle school. She has an honest personality and is quite gullible. Because of this, Runa keeps on teasing her. Ayumu wants to be more of a senpai to him, instead of getting teased all the time.