Lin Wan is an orphan living deep in the mountains. Having lost both her parents, she lives alone, protecting their dilapidated old home. One day, she rescues an injured white wolf cub and lovingly nurses it back to health. The white wolf understands human nature and silently watches over her. When danger strikes, it even summons a pack of wolves to stand up against injustice on her behalf. As Lin Wan confronts her greedy uncle and aunt, the white wolf helps her uncover the truth and reclaim her family's property. In the end, Lin Wan earns the respect of the entire village through her kindness and steadfast determination, while the white wolf returns to the mountains. This heartwarming story conveys the power of staying true to oneself and the belief that kindness is always rewarded.