In the 1980s and 1990s, Yuzhou, a mountainous city in southwest China, was experiencing the pain of reform and opening up. In the cluster of stilted buildings at the intersection of the Yangtze River and Jialing River, black smoke rises from the chimneys of state-owned factories, and the neon lights of dance halls intersect with the flashlight light of black market transactions. This is a whirlpool of power and desire. The "protective umbrella" of collusion between government and businessmen and the evil forces have woven into an airtight web.