Modern forensic student Tang Bing'er is transported into the body of Qin Xiyue, a concubine from the Heng Kingdom. Using her forensic skills, she unravels mysteries and works to maintain peace in the kingdom.
A policeman, while working with the river salvage team, stumbles upon a perplexing murder case involving a victim whose body has been discarded in the river.
In order to protect the Chinese Ao Jue and the Invincible War, Jin Ao passed the Chinese Ao Jue guide to Hua Yingxiong when he met with danger. Hua Yingxiong, who is destined to be an unlucky star, lost his parents and wife. He left his children, relatives and friends. He devoted himself to practice for 20 years, but he was still unable to penetrate the Chinese Ao Jue. In the end, he had an epiphany in the battle against Invincible and defeated Invincible.