This story is puppet motion animation, deals with ancient China, Han dynasty. Grand-grandfather of Zhang Tong and Zhang Mo is the hero who opened the door to the Silk-road for China. But their family met fatal tragedy. Their father gave them the ‘Arti’, a wooden robot, and wanted them to go West land and solve mystery of the ‘Origin’, and clearing their family’s name. But their way to West land is so long and harsh, and there are even protagonists.