She is the ruler of the world's largest night gang - Huangfu Qianling. She is a girl with super powers and one of the heirs of the Huangfu family, one of the four largest families in the world. For the mission, she concealed her identity and entered Youlan College, just to complete the mission. However, in the process of completing the task, she actually fell in love, an intoxicating love affair, and the cruel truth gradually emerged. Where should the future go? Is she a killer or a princess? NO! She is the Queen of Darkness!