Elowen, chairwoman of the Lockwood Group, was poisoned and murdered by her husband, Asher. Her twin sister—Sierra, an international mercenary—returned posing as her older sister. With extraordinary courage and intelligence, she navigated the whirlpool of the wealthy elite step by step, turning traitors against their masters and uncovering the poisonous plot. Ultimately, at her birthday party, she staged a decisive counterattack, brought all the villains to justice, and reclaimed the family’s assets.