The one within the villainess
The villainess reverses the hourglass
Your throne
The remarried empress
https://www.mangago.zone/read-manga/a_strange_but_effective_villainess_life/
https://www.mangago.zone/read-manga/kusuriya_no_hitorigoto/
https://www.mangago.zone/read-manga/honey_i_m_going_on_strike/
https://www.mangago.zone/read-manga/concentration_of_malice_r19_version/
https://www.mangago.zone/read-manga/koushaku_reijou_no_tashinami/
https://www.mangago.zone/read-manga/the_one_within_the_villainess/
https://www.mangago.zone/read-manga/with_one_day_left_i_ll_break_all_the_destruction_flags_serves_you_right_rta_24_hour_record/
https://www.mangago.zone/read-manga/look_alike_daughter/
Does anyone have recs for any stories with a really intelligent fmc