During the Wu Zhou period, the governor of Yuzhou arranged a ghost marriage for his son who died young. Unexpectedly, the body of the young bride suddenly mutated into a bone skeleton, and all the people killed turned into bones. Only one sentence was left on the tragic scene: " Empress Wu died, Li Tangxing". Empress Wu was furious, and urgently ordered Yu Chiqing, a close beauty master, to assist Di Renjie in supervising the case. Di Renjie pointed his doubts at Li Zhen, the descendant of Li's descendant Yue Wang, but encountered a skeleton attacking Li Zhen. In the melee between Di Renjie and the skeleton, the people who died turned into skeletons and merged into a huge skeleton general. The case is full of fog, can Di Renjie see through the clouds and find out the truth?