Mom is a slut, my younger sibling is a bully, and Dad is a thug - Chapter 21: Seo Na-yeon Gets Used (18+)

Shen Gu, an ordinary university student who discovers that he is a “spare tire” in his social circle.With the help of a system, he gradually rises to the top of life!

One day, after five years of living in the shadow of the popular actor—Mo Boyuan, Dr. Jiang suddenly decided that she had enough!

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.

In a world where dragons, demons, elf's and and magic exists, evolution has left the human race behind.they have no ability to do magic, no special powers, nothing. They are doomed to go extinct in a few decades, and there's nothing anyone can do to stop the inevitable.To his dismay, Luke Knight was unlucky enough to be born as one of the few thousands that are left, and he's no different than any of them.But, He does have one talent.One very special talent.Luke is a crazy magnet, and before he realizes, he is surrounded by crazy yanderes that want one thing, and one thing only.They want him. And they'll do anything to achieve their goals.--------------------------------------------------------Every character in this book is 18+no NTRDon't expect some kind of power fantasy.the MC will always be weak, but the female cast will be full of extremely powerful womenSmut ratings:* = Explicit** = Very explicit*** = s*x