Seven years ago, two sisters separated. Seven years later, The elder sister Lin Yufan returned home, but she saw her little sister Lin Yuxin commit suicide. Through her belongings, she discovered that her sister had committed suicide due to millions yuans' debt and being slandered and coercioned by the company. In order to uncover the truth, Lin Yufan disguised herself as her sister and infiltrated the Gao Guang Group, facing Yu Fangfei who questioned her "why she didn't die", she found the mastermind behind her sister's death - Wu Haotian, who controlled her sister and used her to make profit by gaslighting. She avenged her sister and eliminated all the accomplices, and let them taste their own medicines, making Wu Haotian experience despair and commit suicide. After all that, the real Lin Yuxin finally woke up. Her elder sister fought with the demons to save her younger sister.
