Manga with OP female lead?

Reminiscence Adonis

Light & Shadow

http://www.mangago.zone/read-manga/saving_80_000_gold_coins_in_the_different_world_for_my_old_age/ She’s smart and can also beat people up(๑•ㅂ•)و✧

http://www.mangago.zone/read-manga/white_blood/

http://www.mangago.zone/read-manga/golden_time_ryu_hyang/ (Spin-off of ‘Light & Shadow’)

http://www.mangago.zone/read-manga/may_i_ask_for_one_final_thing/