The final memory Ellin can recall is confronting a difficult customer during her monotonous job. However, when she awakens, she finds herself transformed into "Solhwa," the stunning fourth concubine to the king of the Xyaran Empire. Amidst struggling to grasp the language and adjusting to unexpected luxuries like steak, Ellin is determined to unravel the mystery surrounding her situation. Where is she? How did this bewildering transformation occur? And amidst the captivating allure of Solhwa's childhood companion and the enigmatic king's advisor, who can she truly trust?