I Became a Level -99 Vicious Lord - Chapter 120:

As a promise, he went out into the world as an assassin. 3 years later, after becoming the Supreme Assassin, he gave up on everything he had and returned to the ranks of ordinary people. But one day, Kismet, a mystical game created by the National Research and Development had appeared.

Freely traverse between the city and the abyss, cultivate a demon legion! Command demonic talents!My name is Bai Yan, from that day on... one of my souls possesses two identities.I am a demon! Also a human!When I am good, I benefit the world! When I am evil, there are corpses everywhere!

Several hundred thousand players are trapped in a gritty zombie apocalypse survival game just after game launch. There are hints that deaths in the game might be serving some other terrible purpose in the background of reality…

The main character, Liu Gan, is a quadruple amputee in real life. A quirk in the server code recognized his prosthetic limbs as ‘real limbs’ in game, giving him ‘normal’ arms and legs that nonetheless have the strength and power of steel limbs, and thus far more power than a normal player. With this minor cheat helping him survive the early stages of the game, Liu Gan sets out to find out what exactly is going on, and to endure as long as he can.

- Description from Novelupdates

Note: This is a translation but I will try to make it a good translation as possible. This is R18 which contains graphics scenes. You have been warned about it.NO NTR, NO YURI, HAREM, MILFIn the rustic heart of a sleepy village, Long Gen, a seemingly dim-witted wanderer, hides a cunning mind beneath his foolish facade. Nicknamed “Dragon Root” for his irresistible charm, he masterfully plays the fool to win the hearts and desires of the village's women. From the yearning widow at her doorstep to the curious sister-in-law peering through her window, no beauty escapes his allure. As Long Gen roams the vibrant fields and tangled forests, he weaves a tapestry of seduction and mischief, leaving a trail of whispered scandals and smitten hearts.