The Marquis Mansion's Elite Class - Chapter 559

This is a world where humans, demons and mysterious beasts coexist.

Humans cultivate mysterious qi. Demons cultivate corporeal bodies. Mysterious beasts cultivate soul perception.

A legend says that in the middle of an endless rainforest, there are extremely powerful existences; they are called demon kings.

Some demon kings have a tyrannical corporeal body, some are experts in illusions.
Some demon kings are proficient in magic, some can even move mountains.
Some demon kings are able to sense things thousands of miles away.

These demon kings rarely appear in the human world. Even if they emerge in the human world, they would reincarnate in human form; assimilating with mankind while seeking to breakthrough realms…

- Description from Novelupdates

A man dies in a plane crash from a supposed terrorist attack. A mysterious... Devil reincarnates him into a new world and gender bends him into a female.

It looked to be your standard fantasy world at first, but as Arpious traverses farther into her journey, she finds out that she might not be on a planet.

She discovers many secrets that are unknown to her fellow monsters, through the help of her comrades, wives, and even enemies?

She learns that the sky is fake? There are worlds right under her world? How is that even possible?

Spirits instead of gods? Where the heck is she?

When Dirga signs a mysterious contract, his world is turned upside down. Shadows stretch, reality bends, and he’s thrown into a brutal game where power means survival — and the cost is everything.Guided by a devil with a smile too wide and a past too deep, Dirga must train body, mind, and soul in a realm where death is never far and every choice echoes beyond comprehension.Armed with evolving powers and a weapon tied to his very will, he steps into a world ruled by chaos, facing monsters, trials, and truths that were never meant to be uncovered.But in a game designed by devils, with rules no one fully understands — how far can conviction carry a man who fights not to conquer… but to protect?

Though he received the skills necessary to teleport across worlds, the king who performed the summoning ritual attempted to trick him into wearing a slavery collar, this annoyed him so he kidnapped the princess and returned to Earth.