In the fourth year of extinction, the light will no longer fall to the ground, but unclaimed lights will light up in the city.
Elevator maintenance worker Zhou Qi walked into the lamp to relive thirteen minutes of the past in order to save his sister who had a high fever. Every time he solved the mystery of a lamp, he could borrow a skill; but the price was that the most important people would forget a little about him.
When his sister's shadow began to walk toward the Day Tower alone, Zhou Qi discovered that it was never just the day that was extinguished.
