In the Dajing Dynasty, Shen Zhiwei, the legitimate daughter of a general, fell from the clouds and became a low-level concubine in the East Palace in order to survive. The cold and aloof prince Xiao Jinyuan seems to be cold and distant, but in fact he has hidden intrigues and hidden agendas. In the treacherous palace and the turmoil in the court, she used intelligence as a blade and gentleness as a shield. From testing and using each other to each other, she fell in love with him step by step and depended on each other for life and death. A deep affection hidden in the deep palace, a love-hate obsession that overturns the world. Let's see how she paves a flowery path alongside you amidst the thorns.