Satoru Seto - 瀬戸悟
About
[Kai's](https://anilist.co/character/162041/Kai-Miura) friend and a mood maker. He is close childhood friends with [Ayumi](https://anilist.co/character/245534/Ayumi-Endou) and is oblivious to romance.
[Kai's](https://anilist.co/character/162041/Kai-Miura) friend and a mood maker. He is close childhood friends with [Ayumi](https://anilist.co/character/245534/Ayumi-Endou) and is oblivious to romance.