As soon as he heard that, Yun You's interest was immediately piqued.
Letters?
In this highly advanced technological age, people had long since abandoned pen and paper, and things like letters had all gone electronic.
But Yun You also knew what this was.
It was said that during the corporate wars decades ago, the crossfire between the major powers once damaged Earth's magnetic field to such an extent that the communications system suffered a large-scale collapse.
So people had been forced to abandon those convenient means of communication from before, and use the most primitive method—letters and couriers—to transmit information.
In other words, those letters left behind by Jin were, with high probability, from the time of the corporate wars, and that period was precisely the turning point of Jin's fate, also the most important stretch of days in his life.
"Let me have a look."
Yun You rubbed his hands together, somewhat expectant.
