The female lead is a 17-year-old high school student. After a car accident, she passes away. As her family weeps and mourns, she arrives in the underworld, where she meets the guide, Old Li. She learns the rules of this underworld and what she must do, then settles down in Chang'an, the Tang Dynasty's capital in the realm of the dead, and begins her extraordinary new life. This will be a wondrous adventure spanning both the world of the living and the world of the dead. See how the female lead rises from obscurity to become a mighty figure in the underworld!