In ancient Chang'an, Lin Wan'er, born into a family of scholars, has a chance encounter with the valiant swordsman Su Yichen. An incident with a spooked horse sparks love at first sight. But their path to love is fraught with hardship. Lin Wan'er's family's rigid views on social standing, her betrothal to the son of the Minister of Works, and the malicious slander of scoundrels from the martial world all stand in the way of their love. In such difficult circumstances, can they stay true to their feelings, break free from society's constraints, and finally join hands to create an enduring love story?