The story takes place in an imaginary dynasty - the Yongchang Kingdom. It has great national power and prosperous culture, but it also hides many secrets. After the death of the previous emperor, the new emperor was young, and there were undercurrents of various forces in the court. There are many bizarre and strange legends circulating among the people, such as the ghosts of ancient tombs crying in the middle of the night, and the scenes of murders disappearing out of thin air in downtown areas, etc., Which makes the people panic. Against this background, the heroine Lin Qianyue stepped into the whirlpool of investigation, reasoning and the supernatural, and began her ups and downs adventure.
