I need a highschool story so wholesome itll make me tear up ╥﹏╥ Does not have to b...

Blue sky complex by ichikawa kei is sooo good highly recommend it

skip to loafer is seriously good if you want slice of life + character development
A chapter only comes out once a month though

https://www.mangago.zone/read-manga/faded_first_love/
Even it's cover screams Highschool.

I love faded first love sm
I highly recommend the Japanese drama as well, it's an amazing adaptation!