MTL - The Power of the First Daughter, Doctor and Concubine Dominates the World - Chapter 38 boudoir school

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 breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- Description from Novelupdates

“Look, boss, that red dragon lacks dragon's might, and it doesn't even know how to breathe fire. Let's take it down and make a fortune,” said one of the adventurers.At that moment, the lethargic red dragon opened its eyes, looked at the adventurers appearing before it, drew a forty-meter sword, and deployed techniques such as Sword Mastery, Samadhi True Fire, Eighty Nine Mystical Powers, and Law Heaven and Earth...The world became quiet again, and the red dragon rolled over and continued its nap.This is the story of a red dragon who, after years as an overworked employee, finds himself reincarnated in another world.Devoid of the intrinsic knowledge and natural abilities of dragons, it wields other formidable skills.

Back in 1998, an ordinary person who has been through, tired, cried, and fought, hopes to run down-to-earth and keep up with the trend of the times.

- Description from novelbuddy