Bl where seme is possessive and in love with uke like December's shin

Summer season

Why are you so kind to everyone except me?

https://www.mangago.zone/read-manga/why_are_you_so_kind_to_everyone_except_me/
https://www.mangago.zone/read-manga/unfair_love_affair/
https://www.mangago.zone/read-manga/exploratory_battle/
That last rec was one of my favorites until the second season. I just pretend it’s one season long and suggest everyone else do that too.

Thanks ^^