On the verge of becoming the Crown Princess, the villainess Scarlett Crawford loses everything to her fiancé, Crown Prince Ashton, and falls from grace. Yet, she already knew the plot of the book that detailed this exact betrayal. Thirsting for a desperate revenge, she decides to use her knowledge of the original timeline to make the abandoned 5th Prince, Cassian, the Emperor. Becoming the queen of shadows who orchestrates everything behind the scenes, she begins her most ruthless and thrilling counterattack against the world that betrayed her.