Can anyone recommend me stories like the Remarried empress/ I don't love you anymore?

your throne

you mean story where MC leave their jerk old lover and move on to someone new?

yeahh

I tried searching your throne but I can't find it. Does it have other names?

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

it's on webtoon

https://www.webtoons.com/en/fantasy/your-throne/list?title_no=2009&page=1

some other reccs

- anyone can become a villainess

- father I don't want to get married

- kill the villainess

- virtues of the villainess

- the blood of madam giselle

https://www.mangago.me/read-manga/the_duchess_with_an_empty_soul/ (her ex fiance cheated with her cousin. ex fiance use her to summon and for having kids that can look like her cousin since her cousin and MC look alike but her cousin can't have kids cus he's a male)
https://www.mangago.me/read-manga/tearmoon_empire_story/ (not exactly old lover but the guy she used to be after)
tbh i think you can find more stories on list cause there is so many isekai where MC left jerk old lover and i can't remember it all maybe you can find it there