The only son of a large ranch on the Hulunbuir grassland has always lived a leisurely and comfortable life, carefree and unmotivated. However, an accident forced him to doubt everything about himself, and he fled from Hulunbuir. The daughter of Ma Guozi, a surviving caravan in Lichuan, Hunan, was persecuted. As a result, she was kicked out by the strict family gang and embarked on a journey of escape. During their escape, the two of them accidentally got hints from the mysterious power and step by step entered Yiwu Town, Xishuangbanna Dai Autonomous Prefecture. Under the secret arrangement of the great monk of the Dai Buddhist temple, they unknowingly joined a horse team led by a young Ma Guozi. Soon, they discovered countless seemingly accidental inevitability, many strange things happened in the dealings of countless forces, the thrilling natural environment, the insidious human heart, those facts that should be concealed, the feelings that cannot be let go, everything, who brings harm, who brings pleasure, the common sense of the world, for whom it exists...