During the Tang Dynasty, Princess Taiping had a dream of galloping under the moon on a silver snow white horse. The female scholar Xuanji interpreted her dream, and the white horse became the heavenly horse, making the princess's dream come true. Xuanji is favored. thisThe Tang Dynasty detective Di Renjie solved a "extermination case", but it turned out to be a tragic life scene caused by the "Heavenly Horse".