Lan Yan showcases the clash between human values and modern progress. Viewers will see that the two don't normally go hand in hand. In Shanghai, a community thrives despite of its cramped conditions and low income residents. Modern progress, however, calls for the discontinuity of this thriving community. Viewers will be asked whether it is wiser to demolish these communities or to let them thrive. Maybe there is even a fairer solution. What that might be, is left for viewers to answer.