There's another Manga just like this one but has a bad ending when the student who loved the teacher but the teacher didn't and used him I need help finding that title
https://www.mangago.me/read-manga/nure_nezumi_tachi_no_koi/this?
There's another Manga just like this one but has a bad ending when the student who loved the teacher but the teacher didn't and used him I need help finding that title