I Really Am Not The Lord of Demon - Chapter 386 - Failed Project

The future unfolded on a magnificent scale into the Interstellar Age. Humanity finally solved the space warp technology, but when humanity transported themselves into the other end, they discovered that place neither had a past nor future, nor was there any land under the starry skies……

A former sporting rifle shooter genius transforms into the ‘Juvenile Butcher’. While originally supposed to have received the death penalty, he was instead fortunate enough to have entered a secret and highly regarded armed force, throwing himself into the ‘Nirvana Project’.

After a period of 10 years, he now has time to freely recover. Having trained until he had excellent military and martial skill, he sweeps through various military districts and returns back to his hometown. Under the monitoring of a beautiful female cop, he re-establishes his family’s bodyguard service, protecting beauties and moving unhindered, his achievements causing the fame of his outstanding, god-level bodyguard service to resound across the world!

- Description from Novelupdates

Everyone has friends in their lives, right?They can be anyone—good friends, bad friends, or even... friends with benefits.Ahem!Anyway, the point is, everyone has friends. And so did I.I was friends with author of web novel.Yeah, was.A small argument over how the main character should act in novel of [World’s Greatest Hero] led to a fight with my friend, the author.Still frustrated, I stormed out of his house... and that’s when Truck-kun hit me.But that wasn’t the worst part.The worst part? I woke up in a different body—the body of a side character in my friend’s novel.A character who is supposed to die in the prologue.[Your body is dying!][You don’t have much time left.][The creator of this world is mocking you.]F#ck you, Author.F#ck this novel.I will survive, and when I do—I'll beat you to a pulp!---

A detective travels across the United States and becomes an agent of the Los Angeles Police Department.

After getting through the initial confusion, he repeatedly solved strange cases, became famous all over the world, and was called the most legendary detective in history…

- Description from novelbuddy