This is really not mechanical ascension - Chapter 244 - 137: 40-Fold Thunder Element Blessing, Slash!

Odelia Grace, a beautiful and smart woman, a secretary of a big company, had to give up the career she had at a young age for a marriage with the CEO of another company, Vincent Percy.The marriage was filled with love and support for each other for 4 years. However, they did not have a child.Vincent's family became furious, and continued to demand and pressure Odelia. A beautiful marriage turned into a nightmare because of their abuse.“You barren woman! My son is jinxed because of you, he shouldn't have married you in the first place!” snapped her mother-in-law.Until one day, Odelia was kicked out of her own house and went to a hotel for the night. She accidentally met a man who was drunk.Unintentionally, there was a hot night between the two of them.And after that night, Odelia finally realized that she was not barren and that she was carrying a baby.The baby of her ex-husband's enemy, Sean Osbert.

Do you want to know What happens if a cultured man gets a chance to try his hidden Degenerate and taboo thoughts in real life?Yang Chen, Our Main character, gets this chance. Yang Chen grew up with an obsessive love for older women, and all of his wishes came true when Ambulance-kun sent him into the cycle of reincarnation.He reincarnates in Seraphia, a parallel world of Earth. Several hundred years ago, Abyssal trials descended on this world. people were given role-playing missions after being dragged into the underworld.Yang Chen Awakens the Primordial perverted system and System is a fallen angel and an overpowered milf.With her help, He did many perverted things with the roles assigned to him.Yang Chen did taboo sins and conquered milfs as a Village chief, Principal, Masseur, Doctor, Teacher, etc...When He was done with ghost humans, Yang Chen's claws reached out to other races, such as vampires, Succubus, Zombies, foxes, etc...

[Adapted into Manhwa]In a world teetering on the brink of annihilation at the hands of the primordial evil, Erebos, five heroes rose to challenge fate. [The Brave] Arion. [The Divine Blacksmith] Dweno. [The Nebula’s Progenitor] Luna. [The King of Wisdom] Lisinas. And finally, me, [The Hero of Beginnings] Kyle.After my reincarnation, I found myself hailed as a great hero. “Except for one small detail, nobody mentions me.”At the Hero Academy, where the sacred gift bestowed by the gods, the Hero Record, chronicles the deeds of legends, I enrolled to uncover the truth behind my forgotten legacy.“Fine, then. I’ll just go there and become the top student. No big deal.”

After getting forcefully reincarnated into a world of an otome game he has no clue about, the protagonist is then killed and brought back to life by the prideful villainess with one desire.

To rule the world.

As the ruthless girl’s Eternal Servant, how will he dodge the fate that the game system has in store for him?