I don’t know when the word “Bei Piao” appeared. We packed our bags and headed north all the way to the place where the dream rose. For the sun in our hearts, we traveled day and night. We did not hesitate to change our appearance. We are in The imperial city went up and down, we groped in the lost city, we became familiar in the unfamiliar. In this way, many years later, the sheep turned into wolves. Since then, the wolf family has risen in the north.