After 2000 years has passed, the ruthless demon lord has just been reincarnated! But his aptitude at an academy for nurturing candidates for demon lords is, \

One day, I woke up only find out that Iad become a Demon Lord, an individual responsible for protecting a dungeon. The world Iad been spirited away to was one filled with violence. Gigantic monsters wandered through it and competed with each other each and every day for the right to survive. I had no choice but to strengthen my dungeonas defenses in hopes of living another dayaor at least that was what Iad thought. For some odd reason, I instead ended up spending my days in relaxation and bliss.
This is Yukias story, my story. It tells the tale of how I spent my days after settling down in a dungeon with a self indulgent, asupremea dragon girl and a young vampire.

Humans across the world ended up joining a aDemon Kings and Heroes gamea.
Several billion people were set down upon another world to act as aDemon Kingsa and aHeroesa.
Everyone has to chose their starting races from the start. Zhang Nu was set in the Demon King camp.
He discovered that he could see hidden information that no one else could. [Slime Demon King].
Low grade demon king bloodlinea|
Not recommended! [Kobold Demon King]. Low grade demon king bloodlinea|
Not recommended! [Dark Elf Demon King]. Mid grade demon king bloodlinea|
Can be selected! [Bloody Giant Demon King].
High grade demon king bloodlinea| Recommended!
[Abyssal Dragon Demon King].
Strongest starting bloodlinea| Extremely recommended!

aCompared to our time, the current generation just arenat as reliablea they said, aStill, isnat he the son of the Hero?a How annoying.
Itas been over ten years since the battle between mankind and the demons ended. The children of the heroes who saved the world are all grown up.
One of them, Earth, was a talented man, and everyone expected him to succeed his father as a warrior and defend his country, but Earth was always wary of his fatheras title.
One day, Earth is shocked to find his fatheras sword, which was used to overthrow the Demon King, sealed in his familyas mansion.
Because trapped within was the ghost of the Great Demon King who was unable to pass on and continued to roam the world.
For some reason, only he could see the spirit of the Demon King, and the Demon King possessed him through the sword.
Every day, forced to coexist with the spirit of the Demon King, they live a strange shared life, when the Demon King whispers to Earth on a whim.
aI have a grudge against your father. If you want to get back at your father and the world, Iall train you. Iam free.a
Earth receives special personal guidance from the Demon King just to get back at his parents and the world.
Then, in the coming days. The heroas parents, the heroes of the past, the first love, the princess childhood friend, the geniuses of the era, and the world will tremble.

To save the hopeless Dark Fantasy World, I held back my tears and destroyed the world, then killed the Demon King and returned.
Now, Iam trying to save the world using the aSystema I gained as a aRegressoras Privilegeaa| But the Main Heroines have also awakened their own memories of the previous timeline.
God damn it.

One day he suddenly found himself in hell.
All he had was the desire to live and a predation ability.
From the first to the ninth thousand circles of hell, he absorbed dozens, hundreds of thousands of demons.
Even the seven great dukes of hell bowed down before him.
a Why would you wish to go back? Doesnat his highness have everything thatas in Hell?
a What do I have?
Nothing to eat, nothing to enjoy!
The only things in Hell are the barren lands and terrible demons!
aIam going back.a
After ten thousand years he returns to Earth.

The weak prince of an insignificant country, Davey. After becoming comatose, his soul escaped to a temple where the souls of heroes gathered.
He trained for a thousand years and has now returned as a max level hero!
aJust you guys wait, Iam gonna face you all head-on!a
The refreshing story of Daveyas royal life and revenge has just begun.

This story revolves around a boy who was sent to a dark, mysterious parallel world in the body of his beautiful senior sister known as Lily. The lone girl ran into the night parade of a hundred ghosts the very day she arrived; seeking survival amongst the warrioras dispute in a chaotic world, and forging her own demon sword! This is an unimaginable other world adventure!