After Ten Millennia in Hell - Chapter 403 - The Battle Is Already Over

A Federation Colonel with abnormal thoughts was locked in a dark room and met a little looney.

“Your whole body emits a scent that I dread (covet) and fear (desire).”

A frigid Colonel X little looney roommate: A sweet story of interstellar travel

- Description from Novelupdates

Magic is the programming language of the world. But in a fantasy world, nobody has ever heard about programming. That is, nobody except Aurea. Formerly known as Aurora, she was reborn with all the knowledge she brought from Earth.She spent the 40 years of her previous life studying society, science, programming, hermetism, mythology, and alchemy. She died financially broke and emotionally broken, but all her accumulated knowledge and her nerdiness are about to pay off.She starts her life as the daughter of a slave, set against impossible odds from the beginning. But if incantations work as a programming language, then she knows exactly what to do to turn the tables. Words and syntax were the bread and butter of her former life, and material components look more like APIs and plugins.She didn’t meet a Goddess, wasn’t summoned like a hero, didn’t have a System giving her an ability. Instead, she was just dropped there to fend for herself. But with her knowledge, she doesn’t need a cheat skill. She is the cheat herself.

This legend tells the tale of the protagonist, Kuroki summoned to protect the demon king from the hero.

Kuroki, unbeknownst to him, suddenly came to another world. He was summoned by the demon king, Modes. The territory which the demon king overrules was in the midst of being destroyed because of the hero. He had no choice but to bow before Kuroki.

“Please save us, Savior Dono!”

Kuroki nodded, deciding to save the demon king due to an unexpected turn of event.

In a world where beast masters rule by taming magical creatures and competing in thrilling tournaments, becoming the most celebrated sport, Eratz seemed destined for greatness. Surrounded by friends and family, his path was set until a shocking betrayal shattered his dreams.Fueled by the pain of his betrayal, Eratz looks up at the night sky, finding a new purpose. He vows to rise from the ashes and conquer the beast master world, determined to become the greatest and reclaim his lost honor.