Monster Integration (Web Novel) - Chapter 3579 Side By Side

In a world where strength reigns supreme and only the strong are revered, conflict and injuries are commonplace.

‘Less than a month old… I became the the great empire’s treasured princess…!’

Zhou Yu is just an ordinary person. After his heart attack, he was born again. He thought he could enjoy life well, but he didn’t realize that this world was a supernatural world. He always bumps into ghosts and a group of samsaras would use him as a NPC. His lover always turns into a horror movie BOSS.

- Description from Novelupdates

A man who was once called the world’s strongest agent ended up becoming a teacher after his retirement, to train a new generation of agents. After many years of training his disciples, he was killed at the age of 60 by a secret organization’s ruse and was reincarnated in another world with his memories intact. Though he was surprised by the existence of magic and the strange species in that world, he quickly adapted 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 rigorous 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 students.