These kinda:
https://www.mangago.zone/read-manga/bump_up_business/
https://www.mangago.zone/read-manga/starlight_scandal/
https://www.mangago.zone/read-manga/scripted_love/
https://www.mangago.zone/read-manga/flip_the_script/
https://www.mangago.zone/read-manga/prejudice/
https://www.mangago.zone/read-manga/the_king_of_home_cooking/
https://www.mangago.zone/read-manga/limited_run/
https://www.mangago.zone/read-manga/the_gap/
https://www.mangago.zone/read-manga/bad_kid_good_partner/
https://www.mangago.zone/read-manga/fake_romance/
https://www.mangago.zone/read-manga/underdog_connection/
Any bl where they are idols and they pretend to be together for an image but then really fall in love?