Shen Zhiwan, the daughter of a guilty minister, sacrificed herself to the emperor Xiao Ci to save her brother. However, she was repeatedly demoted by her brother and unexpectedly discovered that she was pregnant with a cute baby. In the deep palace, she was persecuted by Concubine Liu Guifei, but she suddenly woke up in a desperate situation and used her resourcefulness to fight back. It turns out that Xiao Ci's "coldness" was all a plan to protect his brother and bring down the Liu family. The two formed an alliance, she stirred up trouble in the harem, and he strategized in the court. In the end, the Liu family was destroyed, the Shen family was reborn, and Shen Zhiwan gave birth to a prince. She transformed from a humble dresser into an imperial concubine in charge of the Phoenix Seal, and guarded the country with Xiao Ci for thousands of miles.