I Level Up by Killing Gods - Chapter 12: The Institute

She killed his wife, destroyed his reputation, and ran off with his son. 8 years later, she returned home with her genius son, who already had a fiancée. “Give me the child, or you can’t afford the price.”“A girl who eats meat and vegetables doesn’t suffer, if you want a child, find yourself a woman to give you one.”

The king of assassins was reborn, mastering both alchemy and poison. Sitting inside the space, there was a ghost that loved crying.

[Harem Heaven High School (HHHS)]As the name suggests, it is a dating simulator that gained popularity due to the beautiful heroines with huge breasts and, more importantly, the importance of the player's choices, which influence the endings.Zayden Valtrex, the son of a billionaire philanthropist, was a feared delinquent at Eiko Academy. Standing at 1.95 m tall, with blond hair, full of piercings and earrings, he even scared the teachers.He was none other than the great villain of HHHS, who stole the heroines from the protagonist Subaru Kisaragi.But one day, that very same villain suddenly shows up at school with a completely new appearance. He had removed all his piercings and earrings, changed his hairstyle to be slicked back, and wore a charismatic smile, no longer looking at others with that usual cold stare.Since then, more and more heroines began approaching him of their own will.What no one knows is that Zayden carries a secret memory: he is not only the villain of the game but also someone who once lived in another world... and knows every detail of HHHS. Moreover, he possesses a mysterious system: by spending money on a girl whose affection level is above 50, the return can multiply from 1 to 100 times — and it is not limited to money alone.

Over a million years ago, the first human contracted with the first Spirit. Ever since then, Spirit use has become commonplace. Humans used Spirits to carry items and start fires. Eventually, even start wars. Thousands upon thousands of years past and one day, one human did the impossible. He transcended his mortality and ascended to the realm above.