Okitara 20-nengo Nan desu kedo!: Akuyaku Reijou no Sono Ato no Sono Ato

Fiolia is the daughter of a duke, thoughtful of her people and active in her fiefdom. One day, she is poisoned by the heroine of an otome game and falls into a coma. When she wakes up, she regains the memories of a previous life... but finds out twenty years have passed?! She soon learns of the scheming that the game heroine, Anne Rose, had been up to and the damages she's done to the country. In order to return the favor to Anne Rose and save the people, she must act! "Just you wait, Anne Rose. You’ll pay for what you did!” The refreshing revenge fantasy of a handsome lady who is always outside the norm!!