Yan Qing is the third highness of the Nanhua Kingdom. Due to the promotion of his eldest brother, Nanhua and Xuanwu have good relations and jointly plan the North-South military meeting to enhance the relationship between the two countries.
When he first arrived at Yan'an, the capital of Emperor Xuanwu, Yan Qing and Di Yao had a quarrel. Later, they were brought back to the palace, where they met Emperor Xuanji for the first time, and they have known each other for thousands of years.
Unexpectedly, on that day, a murderous corpse suddenly appeared on the outskirts of Yan'an City. Di Xuan, the commander of the Forbidden Demon Division, went to investigate the case. Yan Qing accompanied him and assisted, and the case was successfully solved.
However, the next day, another serial murder case occurred in the city, so the two of them unanimously immersed themselves in the case. Until the case was solved, the truth from many years ago was involved...
Intention: stick to your heart