the female forensic doctor kong qiqi traveled to ancient times and became the adopted daughter of the prime minister's mansion in the capital. after traveling through time, kong qiqi lost some of the memories before traveling through time. kong qiqi found that every time he came into contact with a case, he started the road to detect the case. during the process, kong qiqi met mu zhixi, a weak body and white clothes, and the ninth prince of xue, who looked the same as his ex-boyfriend. mu zhixi was also attracted by kong qiqi's unique style of behavior. the two fell in love with each other. aaa。 kong qiqi learned that mu zhixi was involved in the battle for the throne twenty years ago, which caused her body to be poisoned and left behind sequelae. with kong qiqi's help, mu zhixi gradually cleared away the fog of the case of the throne that year...