Yuto, a boy of today, visiting Qinghai in China runs into a mysterious girl, Chunli, who appeared out of nowhere. And then, he is entangled in a fight between two “time travelers” groups and is forced to travel to the past Silk Road world. The Time travelers came from the 24th century by time machines to obtain the priest Xuanzang’s secret treasure, “The Statue of Snowman Buddha”, which causes miracles. Yuto joins the time travel in a quest for the secret treasure with Chunli. Can he really go back to the present day? And then—the girl who only Yuto can see, Chunli—what is her hidden mystery?