<i>Byakko Ibun</i> is the story of Suzuno Osugi, the Priestess of Byakko and the adventurers of her Seishi. It takes place 100 years after <i>Fushigi Yuugi: Genbu Kaiden</i> (where Suzuno was briefly seen as an 8-year-old) and around 60-70 years before the original <i>Fushigi Yuugi</i> series.