divinus

The reason why raeliana ended up at the dukes mansion
Death is the only ending for the villainess

Check:
https://www.mangago.zone/home/mangalist/1069192/

There are some here
Completed titles / most have isekai set on European Ambience or Historical
https://www.mangago.zone/home/mangalist/2753089/

Shoujo :
https://www.mangago.zone/read-manga/i_stole_the_male_lead_s_first_night/

https://www.mangago.zone/read-manga/my_dear_aster/

https://www.mangago.zone/read-manga/how_to_get_my_husband_on_my_side/

https://www.mangago.zone/read-manga/the_savior_s_book_caf_in_another_world/

https://www.mangago.zone/read-manga/i_raised_cinderella_preciously/

https://www.mangago.zone/read-manga/death_is_the_only_ending_for_the_villainess/

https://www.mangago.zone/read-manga/kill_the_villainess/

BL :
https://www.mangago.zone/read-manga/the_affairs_of_the_other_world_depend_on_the_corporate_slave/

https://www.mangago.zone/read-manga/i_became_the_lousy_side_top_official/

https://www.mangago.zone/read-manga/the_time_a_gangster_was_reincarnated_as_ranmaru_mori/

https://www.mangago.zone/read-manga/how_to_survive_as_a_player/

https://www.mangago.zone/read-manga/see_you_my_king/

https://www.mangago.zone/read-manga/i_can_see_your_stats/

Beware of the villainess
The reason why raeliana ended up at the dukes mansion.
The princess imprints the traitor

My in-laws are obsessed with me
How to get my husband on my side
I thought it was a common isekai story