30 Years Have Passed Since the Prologue - Chapter 12

Aomori, who has a monster-fighting system, came to the world of One-Punch Man and gained the ability to enter various instances.

Therefore, “Founder of the Hero Association”, “NO. “And other titles fell on him one after another.

Comprehensive flow, the main world One Punch Man.

Completed dungeons so far: Pokémon – Demon Slayer – Sword – Pokémon – Digimon – Spell Return – Yokai Comprehensive World (Girls that Noragami Inuyasha can see, etc.) – Pokémon – One Piece-re0-Dragon Ball wait.

- Description from novelbuddy

Feng Ruqing was a spoiled princess with a hideous countenance in Liu Yun Kingdom. She used to ride roughshod over anyone who stood in her way, backed by her father the emperor who loved her with all his heart.

Not only did she force the chancellor's son to marry her by breaking the existing loving couple up, but her mother-in-law had also passed out from rage because of her. In the end, she took her own life after the heartbreak and humiliation of being dumped.

When she opened her eyes again, she was no longer the bratty princess who was a good-for-nothing.

* * *

Rumor has it that spirit beasts have become servants in princess’ manor and the princess is devouring precious spirit herb dishes every day.

Rumor has it that the chancellor’s son who pleaded for reconciliation after divorcing the princess was thrown out of the princess’s manor.

Rumor has it that some good-looking young masters went to the princess’s manor in hope of being her servants were nearly killed by the state preceptor.

Rumor has it that the charming state preceptor was looking for the princess eagerly as he wanted to hold her responsible for sleeping with him.

In a world teeming with Titans, Colossals, Gigantic Monsters and Kaiju's, Erian who reincarnated makes his living collecting scraps of low-grade Defective Genetic Serum, realised he transmigrated along with his system.

Follow Erian as he grows to become the strongest Disaster Grade Titan with the help of his Titan System!

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