Delta: I Found the Cheat in the Planning Box

[Delta Force] [System] [Invincible] [Urban Martial Arts] [Science Fiction] [Note: Chapter 11 grants the author a cheat code. This book leans towards urban martial arts; not playing games won't affect the reading experience. The overall pace is slow. Feel free to offer any suggestions; the author will consider them.]

Alternative name: Delta: Unlock cheats with money!

In 2048, with the emergence of a biological virus, the Hafk Group and the Asara Guard descended upon Earth. GTI intervened in time to establish 10 safe zones for the humans of Earth.

Within the "Dragon" safe zone.

Jiang Yun, a high school senior, is unaware that the moment he decides to become a GTI operator, his life will be completely changed by a black USB drive in a planning box...