Histoire
Hana is a college girl lacking ambition and motivation, when she meets a beautiful woman named Yoiko, who calls her self a "vengeful spirit" and tells Hana, "You have been cursed and you will die." To lift the curse, Hana must investigate the mystery behind this beautiful ghost, and her only clue is a sooty painting. The more Hana looks into Yoiko's background, the more she falls under Yoiko's captivating spell.
Synopsis via AniList (en anglais).
