As night approaches, the streets are illuminated with energy-saving light. Without flickering and colorful light, there is only one color left on the street of the Dongting City in the new era—white. It looks neat and elegant, serious and regular.

When the Federation was just established, the older generation would miss the colorful nightlife before the new era and metropolis full of neon lamps even at night. However, as time lapses, older generations pass away. The federal ...