Everyone: a Copy of the Game, but I Am a Plug-In Designer

This is a world invaded by games. The game merges with reality, the monsters from the game are weird and the monsters are rampant. Humanity has also undergone tremendous changes. Everyone can change jobs when they are eighteen years old. Someone becomes the savior against the biochemical ghosts. Some people become strong swordsmen and walk on the wind. Someone becomes a legend and becomes the top hunter. It's a crazy world! As long as you keep evolving and upgrading, you can get a huge bonus to your physical attributes! Increase your longevity and get weapons that are enough to destroy the world in the dungeon! And make the next job transfer. Eighteen-year-old Chen found out that he had unlocked the all-round profession, plug-in designer, after pressing the job change button! While others were playing electric rush, he had already driven the Mecha Titan. Others were holding Barrett, while he was carrying a personal missile and said he was a sniper. Others were pretending to be c4, but he was pretending to be Big Ivan. This novel and its characters are purely fictitious. Any similarity is purely coincidental and should not be imitated.