Olga Discordia is a central character in the visual novel and anime adaptation 'Kuroinu: Kedakaki Seijo wa Hakudaku ni Somaru.' She is the beautiful and powerful queen of the Dark Elves, renowned for her commanding presence and formidable magical abilities. As the ruler of the Dark Elf tribe, Olga leads her people with pride and is fiercely protective of them. Her role in the series is significant, as she opposes the invading forces and becomes a key figure in the conflict between the various factions.