気分ででっちあげましたが、たぶん学園のアイドルと腐れ縁の女友達的なやつだと思います
Source: https://twitter.com/Strangestone/status/1531137193472688128

北海道育ちなのでそもそも学校のプールというものに馴染みが無く、正直フィクションでしか知らない。実在を疑っている
Source: https://twitter.com/Strangestone/status/1531138236076085248

今週は夏の準備
Source: https://twitter.com/Strangestone/status/1531153436124717056

I made it up as I went along, but I think they are like the school's idol and her troublesome but inseparable female friend.
Source: https://twitter.com/Strangestone/status/1531137193472688128

I grew up in Hokkaido, so I am not familiar with school pools to begin with, and to be honest, I only know of them in fiction. I doubt they exist.
Source: https://twitter.com/Strangestone/status/1531138236076085248

This week's theme is "preparing for summer".
Source: https://twitter.com/Strangestone/status/1531153436124717056