Mountain Sitting Immortal - Chapter 36: Exercise Technique.

Ding![The Host has died!]A system message popped up in front of Nell's body after his last dying breath.Ding![Dark Evolution has been activated to absorb the death essence of the host.]And then he opened his eyes to find himself in the past right before the battle started.'Ah! Am I back to the past?'Ding![Please choose a partner to start the Dark Evolution process.][Partner Condition: Must be a living creature from the Monster category, not the Human category][Partner Gender has to be Female.]'Partner? A monster?'Nell's heart pounded in his chest, and he felt a cold sweat coming on.'A female monster?'

He is high above, the mysterious and terrible King of the Wild. With one glance, he can see people’s romances. He hates women to the extreme, but at his first glance of her, he dotes on her and spoils her.
She is a humble transmigrator, a miracle doctor who doesn’t care for the many handsome men around her. She only wants to become strong, to be worthy of that god-like man. But when she’s finally sure of her feelings, she finds out she’s already been married for years…
……
When wronged：
She uses strength to hit the big handsome iceberg-like man in front of her eyes. “People say that I’m not good enough for you, but it is you who is an old cow eating tender grass!”
A man seizes the main point and laughs like an evildoer. “This husband has to eat the grass to confirm if it is tender or not!” He puts out the red candle……
……
The world says：
The barbarian king has no heart and has no passion.
A pregnant woman very miserably thinks,” If he has no passion, then who is responsible for this big belly?”

- Description from Novelupdates

A teenager who unexpectedly gets transported to the modern world from ‘the world of the immortals’ . He finds himself in the body of an ordinary guy. He wants to go back to his world and for that, he will have to practice to get stronger and investigate the reason why and how he crossed through to this world.

After the acid rainfall, which killed about a quarter of the world’s population. Mankind was still recovering from that horrible incident when superpowers gave rise to society.

With about sixty percent of mankind possesses various abilities from manipulation of elements, invulnerability, super strength, shape-shifting, acid generation, etcetera. The world soon stepped into the era of the supernatural.

In the new supernatural community, flocking around with heroes who deemed themselves as the guardian of the society, and villains who wanted to rebuild the world in their way, humans without superpowers are being discriminated against and looked down on.

Raphael Queen, a teenager from one of the undeveloped communities in the world, turned out to be a genius among geniuses.

Apart from being born with the power to induce decay on anything whether the target was organic or not, he also had an extraordinary talent in the field of technology and mechanics, and he could build technological advancement, enhancement, and weaponry.

Once enrolled in the infamous academy for villains, watch as Raphael bends the world to his will and finally brings peace and stability to the supernatural world.

This time around, it will be a new world… A world of truth, not lies.