any manwhas w a ml pov?? most preferably the inverse to the “i was born a villainess but...

https://www.mangago.me/read-manga/trash_of_the_count_s_family/ it's not romantic though but really goood

The most likely: https://www.mangago.me/read-manga/trash_of_the_count_s_family/ -manhwa

More similar:
https://www.mangago.me/read-manga/because_i_ve_been_reincarnated_as_the_piggy_duke_this_time_i_will_say_i_like_you/ -manga

https://www.mangago.me/read-manga/akuyaku_no_goreisoku_no_dounika_shitai_nichijou/ -manga

https://www.mangago.me/read-manga/stuck_in_my_sister_s_dating_sim/ -manwha

https://www.mangago.me/read-manga/the_demon_prince_goes_to_the_academy/ -manhua (haven't tried reading this one)

Another character in a villainess world:
https://www.mangago.me/read-manga/botsuraku_youtei_nanode_kajishokunin_wo_mezasu/ -manga

https://www.mangago.me/read-manga/it_seems_my_lady_is_the_villainess_with_only_a_bad_end_so_i_m_thinking_of_saving_her/ -manga

https://www.mangago.me/read-manga/akuyaku_reijou_no_shitsuji_sama_hametsu/

https://www.mangago.me/read-manga/i_won_t_be_breaking_off_this_engagement_you_know_that_right/ -manga

And the "guy gets reincarnated as a villainess" genre:

https://www.mangago.me/read-manga/villainess_speedrun_stream/ -manga

https://www.mangago.me/read-manga/fake_saint_of_the_year/ -manga

https://www.mangago.me/read-manga/the_old_man_reincarnated_as_a_villainess/ -manga

https://www.mangago.me/read-manga/circle_zero_s_otherworldly_hero_business_reboot/ -manhwa

Comedy
https://www.mangago.me/read-manga/isekai_tensei_ore_ga_otome_ge_de_kyuuseishu/

There're a lot of guy POV isekai, but you're right that there's not so many where they're in the position of someone who already has a story laid out for them :/ there's gotta be something I don't know of though..

my fucking saviour.

I HaVE ACTAUYLLT READ THIS LONG AGO BUT FORGOR ABOUT IT my sign to pick it back up again

https://www.mangago.me/read-manga/scumbag_system/ -manhua
(haven't read this one)

thank u bbg