The eldest daughter Wei Wan, who is the legitimate daughter of the family, disguises herself as a man and travels around the world of martial arts in order to complete her set mission in the world of infinite martial arts. The loyal dog guard Cen Yue, who was sent to protect her since she was a child, always follows her. The two work together to break the deadlock in each martial arts world, and keep each other's bond and original intention amidst the light of swords.
