Yun Heng disguises herself as a man under the name Su Heng and is recruited by Crown Prince Li Minhui as a clever and resourceful advisor. Using her position, she investigates the truth behind the massacre of the Yun clan seven years ago. Her quest unfolds alongside Li Minhui’s power struggles in the Eastern Palace, factional rivalries at court, borderland crises, and royal secrets, revealing a thrilling contest between multiple forces that spans two generations of emperors.
