Su Jinxi, a modern social creature, wakes up and transforms into the princess of the Dajing Dynasty. As soon as she enters the palace, she is pushed to the position of queen and becomes the target of public criticism in the harem. Facing the difficulties caused by a group of hypocritical and sinister concubines, she appears calm and cold, but in fact is quirky and clever. She uses modern thinking to counter routines and turns the palace fight into a "comedy scene". He wanted to live a stable life by pretending to be a pig and eating a tiger, but he unexpectedly got into trouble with Xiao Yu, the most troublesome prince of Dajing. He is cool and sunny, funny and scheming. Although he is in danger of seizing the heir, he still prefers her. From the initial "secret lover" test to the later determination of "the right one", Xiao Yu used his actions to tell everyone: My queen can only be pampered by me. When the funny queen who travels through time meets the shady and funny prince, the intrigues in the harem become a sweet daily routine, and the dangerous situation of seizing the rightful son turns into a romantic date. Su Jinxi said: Palace fight? It's better to fall in love! Xiao Yu: What my concubine is saying is that I will help you "clean up" those short-sighted people.