In the regal confines lies a formidable and revered figure, known as the Raven Consort Ryuu Jusetsu. Her austere, ebony palace is separated from that of the emperor, shrouded in hearsay of transcendental abilities. Gossip has it that Jusetsu is capable of fulfilling any wish, from locating lost belongings to levying spells. Some revere her as an immortal sage, while others view her as a menacing revenant. In spite of this, Jusetsu remains unperturbed and favors her quiet and reclusive existence, that is, until the emperor, Ka Koushun, seeks her help to unravel an inexplicable conundrum that only her unparalleled expertise can solve. Forcing Jusetsu to leave her residence for the very first time, she struggles to fend off Ka Koushun's persistent overtures, for it goes against the cardinal principles of her forerunner. The Raven Consort should not yearn for companionship and must endure solitary living eternally. However, she forges an unexpected bond with Jiujiu, a curious maiden who becomes her lone attendant. As they embark on fulfilling the petitions of the palace's inhabitants, they soon encounter perils lurking in the shadows. Jusetsu risks exposing herself to projected doom, unearthing a past that should remain buried.