Demonic Ascension: After 10,000,000 Years, The Lord Abyss Returns - Chapter 11 - : Demonification

This story is about a rookie researcher, who was forcefully dragged away from his restful life, compelled into facing various killers and zombies, always having to risk his life at the brink of death, and finally becoming an advanced researcher that is acclaimed by all. And throughout his adventure, he met an alluring(?) killing machine, who he started to have fantasies on after they had an accidental kiss…

Xiao Yan: Did I fall for him? But he’s a man!

Maya: Who knows…. maybe it’s the other way round?

- Description from Novelupdates

One day, Sho Yozuki is transported to another world by an app he finds called “Dream World.” This other world is a mix of various anime and light novel settings. He acquires the ability to “create new abilities by having sex with girls.It's a world where everything seems to be going his way, but reality isn't that sweet! This is the story of a boy who flirts with girls, fights powerful enemies, and rises to the top. In the activity report's survey, we are looking for suggestions for girls, abilities, and situations you would like to see appear in the story.

Dreaming back to the Tang Dynasty, being an ordinary person, greedy for money, lustful, debauched and free.

- Description from novelbuddy

In the aftermath of a tragic incident, the soul of Zhang Fei was transmigrated into a sacred body in a world of cultivation. Joined by the consciousness of an ancient cultivator, Zhang Fei must find a way to survive in this deadly world of beast demons and immortal cultivators.