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[Original Web Manga](https://www.sunday-webry.com/series/607)
History-loving hostess becomes a legendary oiran! Anna, an active history-loving hostess, wakes up one day to find out that she has replaced Oiran Yamabuki! Determined not to return to the present age, Anna decided to become the pinnacle of an Edo-era Oiran, with her wisdom and good spirit, something which has long been a longing of hers. However, immediately afterward, another Oiran who is competing for popularity ruins a precious kimono that was given to her by the customer...
Celestine and Fiona are the beautiful twin daughters of the Howard family, a high-ranking noble family in the Kingdom of Saran. When they were young, they were victims of a fire, leaving Celestine with a large scar on her face and Fiona with a weak constitution and unable to speak. Meanwhile, Fiona and the prince are having an engagement party, and Celestine shows up wearing a mask...!?