Dungeon Battle Royale ~ Since I became a Demon King, I will aim for World Domination - Chapter 199: Sacred Treasures

Lynn traveled to a magical world similar to the European Middle Ages but possessing magical powers.

Here, magic can affect and control elementary particles.

So…a scientific theory is a magic formula!

Wizards called spellcasters who are actually scientists, under the siege of the Holy See, struggled to explore the truth of the world, until the arrival of Lin En, which set off a renaissance of an alien version…

(PS: The 2 million-word work “Hogwarts Bloodline Wizards” has already been completed, and the quality is guaranteed!)

- Description from novelbuddy

Transmigrated into the novel you read and became the heir of the Duke, only to be trampled under the protagonist's foot?Passerby villain?Appeared in only one chapter?“Who are you looking down on?”Ian cursed his destiny and vowed to change everything.[Ding!][A new quest has been activated.]'Oh? Do I have a system? Even better.'[Basic Quest 1: Don't let your flower slip through your fingers.]'Nice, I won't let go of her anyway.'...[Basic Destiny Quest 1: Can You Finish What You Have Started?]'Bring it on!'...[Ding!][You are at an important fork in your fate.][Unique Destiny Quest: Fight with all you have.]'Heh? Who are you looking down on?'As Ian completed one quest after another, he also inadvertently began to fall into a vortex of the unknown. He discovered there was more to this world than described in the novel.'Damn it! These suspense and twists, one after another, are killing me!'---Tags: Smut, 18+, Harem, no incest, weak to strong, Romance, Wizard, Magic, Knight, System, Multiple Planes, Elf, Demons, Monsters

Her brother, who was the one who caused a coup d’etat, had sliced her throat. After she returned to the time before she died, she decided that she would somehow tame him and survive!

But..

Did she tame him too much?

***

“Brother, why don’t you get married?”

There was no reply from him, instead the glass that he held popped and cracked.

“Oh no! You’re bleeding.”

“Why should I get married?”

“Eh?”

“I already have you.”

Why should you get married, you say? You have to get the Empress so I can leave this castle! Sezh laughed strangely.

“Sezh.”

At that moment, she stumbled and Raytan pulled her body into his arms. His red eyes started to gleam suggestively while looking down at Sezh who was trapped in his arms.

“You know we are not real siblings.”

[Trigger Warning: This dark fantasy romance contains mature themes.]---BLURB:IN A WOLD OF FORBIDDEN LOVE AND HIDDEN TRUTHS, ONE WOMAN'S DESTINY WILL CHANGE EVERYTHING.Ovelia’s life is shattered when she is sacrificed by her family to secure peace between humans and werewolves. Bound to Ace, the future Alpha King, she enters a marriage built on duty, not love. But when Ace’s wolf chooses her as his mate, their fates become intertwined in ways neither could have predicted.As Ovelia navigates the treacherous world of werewolf royalty, she faces betrayal, kidnapping, and the lingering shadow of Ace’s past love. But the greatest danger lies within herself—a secret heritage that could destroy the fragile alliance between werewolves, witches, and elves. When Ovelia’s true identity is revealed, she must flee for her life, only to discover she carries a new hope for the future.With war looming and enemies closing in, Ovelia and Ace must confront their pasts and fight for a love that could unite their fractured world—or tear it apart forever.---