The male protagonist Luo Fan is a college student majoring in history. He went to Xi'an during the summer vacation. On the way, he met Lin Yujie, a beautiful alumnus of the dance department at the same school. The two of them accidentally traveled from the secret cave of the Qin Dynasty to the Qin Dynasty in Xi'an. It was the historical period when Qin destroyed the six countries and unified the world. During this period, many historical entanglements with people and events at that time occurred...
