In summer, there is no cicada chirping, no rain, and no lush green. Human beings are trapped in the reinforced concrete cage of the city, never seeing the light of day.
And outside the city is the wilderness, a favored place with the light that human beings need to survive.
Demining: 1. Be will not change
2. The protagonist Gong dies young
3. The author is super naive and his writing is average
Purpose: Environmental management must be done as early as possible, otherwise mankind will not regret it