IM LOOKING TOO, BUT HERE ARE SOME DECENT ONES I LIKE-
Passion (I highly rec this one if you also like the characters and plotlines of Roses and Champagne and Codename: Anastasia!)
https://www.mangago.me/read-manga/passion_1/
Mayday Mayday Mayday!
https://www.mangago.me/read-manga/mayday_mayday_mayday/
Shutline
Some people arent a fan of the art style or MLs buzzcut but I personally love it and the plot and characters are to die for if you can get over those two (possible) downsides B)
https://www.mangago.me/read-manga/shutline/
Stigma
https://www.mangago.me/read-manga/stigma_marloong/
Sorry if these are repeats of what you've read, but I hope at least one piques your interest!! Good luck on your search ಥ_ಥ
ik Codename Anastasia and Roses and Champagne, just trying to see if there are any more