The female protagonist rescues a spiritual stag from a cliff, only to find that villains coveting the Stag Elixir Marrow have forcibly imprisoned the stag and extracted its marrow recklessly for profit. This act causes the local Mountain Vein Energy to collapse, and all medicinal fields in the area wither completely. The villains frame the female protagonist for their crimes, and even her own elder brother betrays her. In the depths of despair, the spiritual stag gifts the female protagonist precious snow fungus. The female protagonist uses the snow fungus to cure a seriously ill official, gaining the opportunity to meet the chief magistrate. In the courtroom, she works in perfect coordination with the spiritual stag, presenting evidence layer by layer to expose the greedy true face of the villains. The wrongdoers are punished, the spiritual stag returns to the forest, and the damaged land slowly regains its vitality, conveying the lesson that people must respect nature and never abandon their conscience.
