Leveling up the World - Chapter 3: A Simple Request

He used to think Death was the end.He was wrong.Death was but another beginning, a new adventure.Reborn into this strange and familiar world, he should have been dead, his soul fading into nothingness, but he found himself in a completely new existence. Now, as a Primordial instead of a human, he must find his place in this wondrous world.

After dying in an oddly anticlimactic vending machine accident, Kazuki Ren is reincarnated in the demon realm—not as a hero, not as a villain, but as the only human male student enrolled at the mysterious Academy of Ruin, a school where all the professors are demon lords and all the students are powerful, beautiful she-demons.Ren is told he has one task: survive.But there’s a catch. The Academy’s darkest secret is about to awaken, and Ren holds a hidden power that could either destroy the demon world... or rule it.Now surrounded by seductive demons with hidden motives, eldritch tomes, forbidden dungeons, and twisted exams, Ren must master his ability—or be consumed.Magic, mystery, danger, and temptation await in this dark academia harem fantasy.

Orson transmigrated into the body of a villainous young master in an overpowered protagonist novel, and the first thing he had to do after waking up was to welcome the protagonist, the real young master, back to the family?Is it too late for me to start sucking up to the protagonist now?I took the initiative to find my fiancée to break off the engagement, but her older sister wanted to take her place and marry me instead?To protect the real young master, I berated the imperial princess, but she secretly fell in love with me?I actively pushed the heroines toward the real young master, but the heroines forced me to become the yellow-haired villain!It’s over, truly…

However, he did not know that he was not raising just a harmless pet, but a biological weapon secretly made by the government… a real monster.

As a former librarian, Rand felt that he had been living an ordinary life, the one that he had reclaimed unconsciously every single day.

Recently, he has been a little upset because the pet fish he accidently brought home to raised seems to have undergo some strange changes

Well, it turned into a merman.

- Description from Novelupdates