American Tax Officer - Chapter 819 - 410: New York Talks_2

“Dear, it's time for your medicine!”The beautiful and pure Holy Daughter brought over the medicine for treating his wounds.On this day, he saw betrayal with his own eyes and experienced despair with his soul...From this day forth, the Hero was dead, send paper offerings if you must!

Ye Yang, the 4th young master of the Ye cultivation clan, was once the weakest member of his family. His feeble cultivation and stagnant growth made him a target for bullying, and he was stripped of his chance to become clan head. While his peers surpassed him, reaching advanced stages like Qi Awakening and Meridian Opening Cultivation Stage, Ye Yang remained stuck at the 9th level of Body Tempering.Ashamed and defeated, he isolated himself from his family, refusing to meet anyone, including his mother Yu Mei and sisters Ye Ling and Ye Mu. Although his father saw him as a disgrace to the Ye family, he still tried to help Ye Yang overcome his limitations. In a desperate attempt to escape his misery, Ye Yang tried to end his life by cutting his wrist. But as he lay dying, a mysterious voice intervened:“If you don't want to live for yourself, then be mine and entertain me.”Ye Yang lost consciousness, only to awaken the next morning to a strange screen window:[Choice-based System][Welcome: Player Ye Yang]This marked the beginning of his transformation, as he embarked on a journey guided by the enigmatic System, confronting his dark past, and uncovering the secrets of his world.

The world that nurtured the civilization which reached the pinnacle of magic was on the verge of destruction.
The last survivor transmigrated to the past, when the magic civilization started growing, as countless mages were still fumbling their ways through the thorny paths of magic knowledge.
He, who came from the end of the magic era, aim to reach the pinnacle of magic.

- Description from Novelupdates

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