MTL - Cthulhu Gonfalon - Chapter 6

Lucas Carter, a stressed-out office worker, never expected to die, let alone be reincarnated into a brutal world where beasts are the key to power. Born as the heir to a lowly barony, surrounded by elves, beastkin, dragons, and demonic clans, he was supposed to be a mere pawn, nothing more than a stepping stone for the true power players.But fate had other plans. Armed with a modern strategist’s mind and a mysterious system that grants him the ability to tame legendary beasts, Lucas quickly rises above the limitations of his birth. With the power to summon beasts, fuse them into deadly weapons, and unlock hidden skills, Lucas is no longer just surviving—he’s thriving.By his side are his loyal companions:Umbra, a Black Nemean Lion with indestructible fur and devastating roars that disrupt magic.Zephyra, a playful yet fierce Baby Wind Dragon who wields the power of wind itself.With his growing army of legendary beasts and his tactical genius, Lucas begins to build an empire. Along the way, he forms bonds with powerful women from every race, all while navigating the dangers of political intrigue, betrayal, and the constant threat of rivals who want to take everything he’s earned.One beast at a time, Lucas will carve his name into history. But in a world where strength is everything, can his cunning and loyalty to his beasts truly make him the ultimate ruler?

Once upon a time, a hero had been summoned to a different world in order to defeat the demon king. After the war stretching 3 years ended the commendable hero slew the demon king. And he was forcibly deported back to earth after being dismissed.

Such bullshit!

Elves in addition to beast race, dwarfs and demon race. Even though I wanted to make a harem in the different world I saved! My dream will not come true on earth, where there is no magic at all. Thus, the hero returns on his own. Without the blunder of being extradited to earth this time, he will build a harem of his own in a different world.

Luo Zheng is at the bottom of the Luo Clan hierarchy, despite his family being the founders of a power refining technique that could instantly defeat any opponent.

One night, enraged by unfair treatment from a family steward, Luo Zheng burns the family records. In doing so, the hidden magic in the book engulfs him and Luo Zheng becomes a new skilled fighter. Fleeing his home and despicable clan, Luo Zheng must learn to harness his powers to rescue his younger sister while his own cousins are on his pursuit.

- Description from Novelupdates

[Have you become more learned today?][Accounting for the capacity of your brain, your study efficiency has been increased to 28 times that of normal.][The remaining amount of energy you have for studying today, 26 hours.][You will enter an exhausted state when your energy is depleted and be unable to obtain new information.][Please relax by using the functions within the system and restore your energy as soon as possible.]With limited energy and the onset of fatigue, the Study Monster had no time to think too much--papers to come!Had the heavens not grant me this system, the unending sea of knowledge would seem like a long night.