Since she was a child, she witnessed her own people being killed. The peaceful and beautiful Wuling Mongolia lost all its vitality in an instant. Thousands of dazzling light beams gathered together, bringing murder and sorrow. From then on, she vowed to find the medicine to bring the people back to life. For ten years, she has been embarking on a journey for this purpose, and she is also constantly looking for the figure in her childhood memory. Can a thread make them meet again?