Deep in the mist-shrouded valley, there is the extremely prosperous Zichen Palace. It is not only a whirlpool of power, but also a testing ground for wise men and brave men. The protagonist of the story, Yun Shang, is a woman with a humble background but extraordinary talent. With her extraordinary wisdom and frightening poisonous skills, she has gradually emerged in this dangerous palace.
Yunshang was originally a medicine girl in a border town, but she got involved in a palace battle by chance. She used poison to fight poison and outsmarted her, and finally counterattacked and became a first-class poisonous concubine that attracted the attention of both the government and the public. On this thorny road, Yunshang not only has to face open and covert attacks from all forces, but also has to unravel the mystery of his life experience and find the truth hidden in the dust of history.
