In his original world, "Operation Delta" was just a game. He is just an ordinary college student with a KD of only a few tenths. He never dares to play difficult maps. He only dares to search for some low-level materials in ordinary books and survive by stealing.
But after traveling to this world, it took him a very short time to completely digest all the memories of the original owner of this body: this world is almost exactly the same as his previous life, the only difference is that - "Operation Delta" is not a game.
It is a real battlefield of national destiny.
