Su Zhaoxue took care of the Lu family for Lu Huai for three years as part of her engagement. However, she was betrayed by Lu Huai after his victory. He abandoned her on the pretext of repaying his kindness and instead married the female general Kong Ling. Frustrated, she burned the marriage certificate and used three years of account books to demand the debt she owed. When faced with the bullying from Lu Huai and Kong Ling, she showed off her hidden martial arts to fight back. After going through twists and turns such as winning the lawsuit in the Jinluan Palace and being entangled with old friends, she saw clearly how cold Lu Huai was, accepted the wishes of the emperor Xiao Lingchuan who had been silently protecting her, and finally became the queen. She not only sought justice, but also gained a happy life, demonstrating the positive energy of being rewarded for good and evil, and sticking to one's true heart.