One Word Changed, Characters in Chaos - Chapter 15 - Watch the Drama First

After breaking up with his girlfriend, he accidentally acquired a genius system and rose from there against the heavens, becoming invincible..

- 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.

A second or third story of a great power who has no choice but to go to a high-level small world to cultivate immortals! !

In men’s clothing, she attracts people, but she is helpless and emotionally flirtatious. Faced with the hints and expresses of many beauties in the cultivation world, she doesn’t understand, so a misunderstanding suddenly arises, and she is added to the list of the most handsome young men in the cultivation world.

Harmless, cheerful, with a male protagonist, women disguised as men, strong women and strong men

Welcome to the newly opened female disguised as a man’s work “This Daoist is too serious”

- Description from novelbuddy