HELLO

Maybe this one? I am not sure but he kinda have the aura...
https://www.mangago.zone/read-manga/high_school_debut/
Sorry if it wasn't what you were asking for

Well this one has one gothic guy but not entirely..
Also it's poly relationship between 4 people but still highly recommend because they're adorable.
https://www.webtoons.com/en/slice-of-life/boyfriends/list?title_no=2616&page=1