元気が無いとパンツを見せて励ましてくれる幼馴染。
まれにうっかりパンツを履いてないことも。

うっかりぱんつ履き忘れてる差分はこちら（支援者様限定）
https://www.fanbox.cc/@kusanokouichi/posts/2420058

This is a childhood friend who is trying to cheer you up when you feel down by showing you her panties.
Sometimes, rarely, she inadvertantly forgets to even wear panties.

For the variation where she forgot to wear her panties, go here (limited to supporters)
https://www.fanbox.cc/@kusanokouichi/posts/2420058