Zero no Tsukaima - Volume 15 Chapter 2

Youyou is a mother’s precious daughter. The word she often talks about is: “My mother said…” Therefore, many people laughed at her for not being weaned, but Xu Youyou didn’t care, she still went her own way, determined to be the best mother’s baby girl.
In high school, Xu Youyou was pressed by the domineering school grass against the wall to confess. Xu Youyou frowned and refused: “No, my mother said that the most important thing for students is to study! Otherwise, they will become the scum of society in the future!” Someone who has a single-digit score and hates studying: “….”
In college, a rich and handsome president He wanted to use favorable conditions to help Xu Youyou, but got a contemptuous look from Xu Youyou: “My mother said, there is no such thing as getting something for nothing, if there is, there must be a conspiracy!” The president who wanted to find white moonlight substitute: “….”
*5874 is a system whose mission is to change the miserable fate of the abused heroine Xu Youyou and make her happy. But, look at the little beany who is only three years old in front of her, and look at the terrible environment of the orphanage. The system decides to tell a lie “Youyou don’t be afraid, I’m your mother.”
After fifteen years of conscientious teaching, the system fell into a deep sleep due to a lack of energy. When it woke up again and found Xu Youyou living in a beautiful villa with countless jewels and beautiful clothes. The system was heartbroken: “Baby, why are you still …” Xu Youyou is excited: “Mom! You finally woke up! You were right! The best money in the world is money earned from loving a brainy man! System: “… Did I say that?”

- Description from Novelupdates

A man who was once called the world strongest agent ended up becoming a teacher after his retirement to train the new generation of agents. After many years of training his disciples, he is killed at the age of 60 by the ploy of a secret organization and was reincarnated in another world with all his past memories.Though he was surprised by the magic and the strange species of that world, he adapted very fast to his condition as a newborn and took advantage of it. He acquired special magic and gained a massive amount of strength thanks to his tight discipline in order to reach his goal: resume his career as a teacher which he left halfway through in his previous life.This is the story of a man who based on the memories and the experiences of his previous life, became a teacher who travels through the world with his new students.

“If I don’t die… I swear I will act on all my evil thoughts..”

Not exactly everyone’s typical thought when they’re about to die. What will a cowardly young man do when reincarnated with the evil powers to redefine his destiny? Can the natural kindness of human nature triumph over evil? Will he become the cold-blooded demon king of legend, or will he forge his own path and rain down another kind of terror?