The film is based on Kong Ergou’s novel The Northeastern Past: 20th Anniversary of the Underworld. It is a pathological and violent underworld story and a long epic. Reflecting social changes over 20 years ago. The film mainly describes the development of a northern criminal organization led by Mei San and Zhao Hongbin from 1986 to 2006. It is an extraordinary memory of a 30-year period of reform and openness, as well as a difficult reflection of the achievements, and the loss of people, over the past decades.