The story unfolds from the perspective of Ji Yunshu, a female coroner from the Northern Qi Dynasty, and Prince Jingrong, who work together to solve a strange case. The novel points in the investigation depict a world of martial arts that is very similar to the "Wulin" where people take revenge and repay favors. The hero and heroine have the role characteristics of "criminal police and special forces soldiers", presenting a wonderful story with a special worldview.