Within the palace resides a enigmatic figure called the Raven Consort, shrouded in mystery. Opinions on her appearance vary, yet all acknowledge her mastery of dark magic—capable of banishing spirits, casting deadly curses, and locating lost treasures in exchange for a cost. When the youthful emperor, Koushou, enlists the Raven Consort's aid, the repercussions ripple through the court, potentially altering the fate of the entire nation.