Holy, here u are sorry it just went off WHOOMM In my head, 'do you even like me' was good, a bit hard to follow in the beginning but it got good, 'bad apple' is ongoing
red candy! the spin off for the side character is bad apple.
can you give me the link for 'do you even like me' ? i will read bad apple for now tysm!
Sorry I remembered the title wrong https://www.mangago.me/read-manga/still_like_me/
Also all the above were like the rejected guy getting his own sequel, a few good ones came to mind where they were side characters but had sequel
https://www.mangago.me/read-manga/sensei_mou_dame_desu/
Kanshaku Dama no Love Song
Form/shape of sympathy
Hirano and kagiyura
i love you for this i hope you get everything you want in life
Omg that's too sweet I ain't even do much TYSM and hope you have a good read!
yaoi with the side character having their own manga/manhwa? preferably if they got rejected lol