Knight's & Magic - Volume 1, Chapter 4 Lets try dueling

One day every human on the world suddenly receives a mail claiming to enact the World Salvation Project. Half in doubt Kurosaki Shion, a diligent university student and loner, follows the mail’s instructions, becoming one of a million Demon Kings governing his very own Domain in the new world.

*** This is a post-apocalyptic story containing many fantasy elements. It is a somewhat dark tale following Shion as he grows while aiming for the unification of the all too sudden new world. It has many game-elements bolstered by strategical thinking while at the same time providing funny moments and romantic encounters.

★DARK ROMANCE★^WARNING 18+^~NO RAPE~In a world dominated by organized crime and ruthless power struggles, a tangled web of trauma, revenge, and forbidden passion unfolds.Katya Volkov, the stunning but vulnerable daughter of the Russian Mafia's feared right-hand man, has endured a childhood of unrelenting brutality and neglect.Growing up, Katya was repeatedly tormented by her father's resentment, leaving her emotionally shattered and unloved.However, Katya's life was about to take a much darker turn. Romeo Salvatore, a name that was both feared and respected, emerged from the shadows.His traumatic past has left an indelible mark on his soul, rendering him cold and detached.Seeking retribution, Romeo launches a daring invasion of the Volkov's heavily guarded estate. He captures both Katya and her abusive father, subjecting them to merciless torture.Convinced of Katya's complicity in her father's heinous crimes, Romeo executes her father and condemns Katya to a life of hellish slavery.Yet, as time passes, the boundaries between captor and captive begin to blur. Katya and Romeo find themselves inexorably drawn into a forbidden bond, igniting a fiery passion that threatens to consume them both.Torn between his thirst for revenge and his burgeoning desire for Katya, Romeo is forced to confront the darkness within himself, would he be consumed by lust, passion and possibly love or would he stay loyal with his beliefs.~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~This story is an enemies to lover type so don't expect all fluff and rainbows.~Weak to strong female~ML is ruthless, don't expect him to be a saint.~No rape~humours, laugher, tears and blush.~ And lastly, this story is not for the weak hearted~

Bai Zishi has an extraordinary sensitivity to jade since he was a child.
By chance, he came to a place with the same technological level as the earth,
There are no women on this planet, only orcs who can transform and sub-orcs who cannot transform.
Orcs defend their homes and evolve with gems, and the most powerful gemstone is emerald.
This led to the birth of a noble profession in the Boya Continent-the Stone Gambler!

Content Tags: Different World Continent Farming Culture Traveling Through Time and Space Ability
Search keywords: Protagonist: Bai Zishi, Vincent Karen Garcia ┃ Supporting role: ABC in the world of orcs ┃ Others: orcs, domineering

- Description from novelbuddy

A human from Earth is thrust into the [Hunter x Hunter] world, becoming the Zoldyck family’s defiant, red-eyed prodigy. They call me a genius and the rightful heir, but I say that’s Killua’s burden to bear.Armed with crimson eyes, and a subtle yet powerful system, I’ll rewrite destiny, upend the world, and embrace the chaos with a wicked grin.