Haochen is an ordinary school student. Because his academic performance was not very good, he came to a technical school to study technology. He has to get along with the classmates here for more than three years. Haochen has several very good friends, but they are not in the same school. Some go to school in other places, and some go to local high schools. He has a good relationship with his friends, and it can be said that he has a good relationship with others. Because of Xu Song, Haochen met a group of cute children on the Internet, and fell in love with a girl three years older than him online. This story is not romantic or sensational, but it is a bit real and closer to life.