Qin Wangshu, a modern special forces soldier, wakes up one day in another world as the legitimate daughter of a general's family, hunted by assassins. In this turbulent age, she bears the slanderous label of a "calamity-bringing demon star." With no troops at her command and no money to her name, all she has is the mind of a modern assassin and a vow engraved in her bones: "I will make it so that no one in this world can decide whether I live or die."