19-year-old Mitsuko was sold to Yoshiwara in 1924 due to her parents' debt, without knowing anything about it. She decided to work at the red-light district as Oiran Harukoma... A Taishou Oiran's cruel story based on the real-life Oiran Harukoma's Growing Brightly and Harukoma Diaries. (Source: Shogakukan, translated)