The orphan Yanyu entered the capital city of Lingyang the day before the palace coup in Chu State. On the way to escape, she was unfortunately affected by the incident of her grandson Shaolingjun usurping the throne and stealing the country. She was also chased by Chenganjun because she overheard that Shaolingjun's brother Chenganjun was ordered to kill his biological mother Pingyuan Princess. By chance, Yan Yu was rescued by an old friend and escaped. After disguising her identity, she entered the palace and became the favored concubine of the new king, Shaoling Jun...