Alice, the beloved youngest daughter of the Marquess of Wishburn, remembers a distant memory: her life as Kim Eun-seo, a contract killer. A mysterious man had broken into the castle and hurt her brothers. With her past capability, she kills the monster, sparing the lives of her brothers.
The youngest daughter of the marquess’ was yet to be wed; she only stuck to her brothers’ sides, wanting to live young and wild and free for the rest of her life. Suddenly, the Grand Duke of Gloucester appears before Alice, and he follows her around like he’s known her from long ago, asking her hand for marriage persistently. Yet he repeatedly brings her back to that traumatic past. Even worse, the princesses at the royal balls glared at her as though she was an enemy.
Alice wishes to be free forever, but all these incidents keep twisting Alice’s hopeful path to freedom.