Zense no Kioku wo Torimodoshita node Saiai no Otto to Rien Shimasu: Akujo to Hyouban Deshita ga Tensai Chiyushi to Shite Kaika Shitara, Nazeka Seijo ga Jibaku Shimashita

One day, Queen Ashley suddenly regains her memories of her past life. She recalls that the world she is currently living in is a romance novel she read in her previous life, in which Ashley was a "villain" who held her husband, King Ralph, in a hold of his weaknesses and did whatever she wanted. Knowing that she is heading straight for execution if she continues on this path, she confesses all the pain she has caused him and decides to divorce him in order to set him free. After leaving the castle, Ashley begins working at a clinic in town, making use of her abilities as a genius healer, but Ralph, who she thought she had broken up with, begins to approach her... (Source: Natalie, translated)