The letter about a mysterious man

I carefully turn the cover of the notebook to reveal that it is not filled with notes or records as I had expected, but contains a single letter. The letter is written in English, and interestingly, there is a Korean translation provided beside it, ensuring that whoever found this could understand its contents regardless of their language proficiency.

The presence of both translations implies the importance of the information, likely intended to reach as wide an audience as possible within the confines of those involved in the Project Echelon or affected by it. My hands tremble slightly as I prepare to read, aware that the contents of this letter could hold significant revelations about the project, the government's experiments, or perhaps even clues about the nature of the black-eyed infected.

I take a moment to steady myself before delving into the letter, ready to absorb every word and nuance it might offer.

The letter reads: