When a Hitman Gets Haunted by a Ghost - Chapter 4: Here to Have Fun

Perhaps it is the choice of fate. As a senior otaku, Qian Lingfeng got the “steel shell system”. However, when he swept the world with the system, became a local rich man, made all kinds of beautiful women, opened a harem, and realized the ultimate fantasy of thousands of otaku, he found that things seemed far from simple!
When the end comes, biochemical zombies suddenly come down, fierce beasts are in power, bloodthirsty zerg roam to kill the world, and human lives are comparable to dirt. Where will weak human beings go in this world? Is humanity going to be extinct? Or … can an otaku save the fate of the human race?

- 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.

(Pampered Love Story, 1v1)“Little one, trying to make a run for it?” A chance encounter led her to a frigid and self-disciplined big boss. She found herself overwhelmed during the day and at night...“Darling, come here...” “No!” A particular lady stood her ground, leaning against the head of the bed and refusing to give in!“Defying me once again? Very well...” After gently pressing her against the headboard, the woman accused, “William Griffith, you're a beast without shame or modesty!”“It's time to give little Lewis a brother or sister! Now, let's continue.”Give birth again? What a jest! Noooo... she wasn't having any of it!This is a tale of intrigue and being caught up in intrigue. Later on, Cherish Turner came to appreciate that falling for one person's schemes in her lifetime was an extraordinary experience.

Getting abandoned after a revolution is this game’s ending, so why should I do it?Do your own revolution. I’ll live my own life.