The Job of an Imperial Concubine - Chapter 121: Extra 4: The Crown Prince

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.

What would you do if you were transported to an academy where becoming immortal was possible? Where magic spells and swordsmanship were your courses and fighting zombies and wars were your exams? Dawn Academy was no ordinary learning institution and Xiao Lin was about to find out how mysterious and exciting this magical academy really was.

This is the story of a modern sailor who was accidentally reborn as a soldier of the Brazilian Expeditionary Force, and finally became the largest plutocratic family in Brazil by virtue of his foresight.

- Description from novelbuddy

Reincarnation in a game as the Main Antagonist.It could be a novel itself, but that was what I dragged myself into. In the famous and successful game [Princess And Dragon]As if my life wasn't shitty enough, a bastard brought me in that hardcore violent Dating Sim Game and in the body of the worst villain and [Major Antagonist Edward Falkrona]If I want to survive, I have to become strong.If I want to be strong, I have to join the Academy and by joining the Academy, I will meet these guys...Yeah, I'm obviously speaking about the Protagonist, the Main Heroines, the Villainess and all the villains.Am I destined to watch that protagonist build his harem in front of me?!