Zhang Qingfeng, a sword cultivator who had lived in seclusion for many years, unexpectedly learned that he left behind a daughter in the lower realm. He immediately set off to find her, only to discover that his daughter's deserved sect admission quota had been secretly replaced. Amidst layer upon layer of investigation, countless secrets were entangled behind this replacement scandal. On one side was a demon princess waiting for a rendezvous, on the other side was his deeply wronged beloved daughter, while his eight junior martial brothers kept urging him to finish his mortal ties. Storms arose one after another; how should the former Sword Ancestor protect his closest family and see through the layers of conspiracy?