Betrayed by her husband and forced to watch her family perish, Sohwa Tang, the brilliant Master of Poisons, exacts ruthless revenge before taking her own life. But death isn't the end. Awakening as her 17-year-old self, she makes a fierce vow: protect the Sichuan Tang clan at any cost. She doesn’t care about righteous justice or martial world politics. Her only goal is her family's survival. Yet as she brutally eliminates future threats, the world misinterprets her ruthless pragmatism as noble acts of chivalry. Follow Sohwa as she accidentally becomes the martial world’s greatest heroine while simply trying to keep her family alive.