Yunzhuo was originally a doctor of modern history, but once traveled through time and became a deposed princess of the previous dynasty, he was imprisoned and his life hung on a thread. In order to regain her kingdom, she used blood as ink and fire as an oath. She burned down the Ancestral Temple on a dark and windy night, causing shock to the government and the public. Xie Ye, a cold-faced general with great power, was once her savior when she was young, but now he is ordered to hunt her down. The two meet again amidst the light of swords and shadows, love and hate intertwined, loyalty and betrayal inseparable. When the truth was peeled back layer by layer, she discovered that the collapsed dynasty was closely related to his hidden secret - the burning of the temple was not for revenge, but to save the country.