NAME OF MANGA WANTED!! HeLp.

[anvic2057]

a yaoi manga.
MC is a temp PE teacher for his old middle/high school. He sees his old art teacher that he dislikes and accidentally spills water the teacher's phone. The art teacher makes MC date him and some drama happens.
It's a pretty short series. I think It had 4-5 chapters plus an extra.

 

[DominoSubmarine]

https://mangadex.org/title/38831/bokura-no-katakoi-melancholy 😊