Empress Josie of Gobury, having gained weight after childbirth, lost Emperor Alfred's favor and was murdered by a cunning consort. However, her death brings the soul of a brilliant modern medical student into her body. Reborn in the cold palace, the new Josie uses a mysterious 'Shopping System' for 21st-century technology to undergo a radical transformation. At a grand imperial banquet, she stuns everyone with her beauty and futuristic gifts, healing the Emperor’s powerful relatives. When a rival nation challenges the realm, Josie uses high-tech tactics and gadgets to secure a legendary victory. Although Alfred dissolves his harem to win her back, Josie chooses freedom over a crown, departing the palace with her true protector to explore the world as its master. A story of modern wit meeting ancient power.