MTL - Hail the King - ~ 527, a punch of enmity

Adam's life has been a huge disappointment.Growing up, he was a shy kid with no confidence; he had no ambition; he had no plans for the future.He didn't realize the time flowing by until one day he hit rock bottom.His wealth was taken away from him. He had nothing.Now he lives in a single-room apartment, he is making barely any money; he has no friends, no family, and no lover. He is all alone living a pathetic, miserable life.He is so pathetic that he died in his own apartment, slipping on a beer bottle.But fate has other plans for him. He didn't die but ended up back in the past with an upgraded body.Now, with another chance in life, he is determined to strive for greatness.____________________A/N - This is a smut-focused story. Expect a lot of sexual scenes.

In the 21st century Earth gave Birth to greatest genius ever. A genius who Master myriad of arts. Medicine to Engineering. Mathematics to Micro Biology. Weapon Designing to Environmental control. Music to Painting. Dance to Martial arts. He mastered Everything.

【Gunfight + Mystery-solving + Decisive Killing】I had already been backstabbing the underworld, and now you're telling me I was planted as an undercover cop???Dean looked at the boss with eyes that would not close in death, scratched his head, and could only take the opportunity to transform into Los Angeles' five-star good citizen—Detective Dean!Ps:There's nothing supernatural, but there is a dark world out of our ordinary reach, filled with assassins, thieves, and all kinds of bizarre cases...