Medical Sovereign - Chapter 8 Expert Consultation

After Reincarnating into Naruto World at the Warring State Era as an Uzumaki, Masahiko thought that he got a useless System. He lived for 48 years as a normal, below average Uzumaki Shinobi.

That changed when he finally knew how the system works the day of his 49th Birthday!

- Description from Novelupdates

A data loving young man from Earth has an accident which transports him to a dark land filled with terrifying creatures and magical powers. Fortunately for him, he has a Biological Assistance Chip to ease his path. However, things in this bizarre and strange world are not always as they seem, and, though it is a tremendous asset, the chip doesn’t always work as expected. With all of the crazy creatures and magical mayhem around him, one can only wonder what the future holds for this young man…

- Description from novelupdates

Perdi, known widely throughout the continent, is a very famous author of adult novels. But Perdi’s true identity is actually Vivian, the Imperial Night Librarian.

Vivian sends over the fourth draft of her latest novel to her publisher to be reviewed, but her work is criticized because the way she writes hetero s*x scenes isn’t erot*c at all.

“What? So you’re saying I’ll only know what sexual relationships are like after I experience it myself? But what can I do when I’m bound to a chastity contract?”

Unfortunately for Vivian, she had to sign a chastity contract in order to be hired as an imperial servant, and has been forced to remain a virgin ever since. Worse still, only a member of the imperial family could break the contract … but Vivian only has eyes for Ray, a mysterious man who visits the library every night.

But as it turns out, Ray is the imperial archduke and the emperor’s brother! One day, he approaches her with a sweet offer that she can’t resist …

Ashok Kumar Maurya, a hardcore gamer, is shocked to find himself transmigrated to the world of his recent Open-World game. But the real surprise comes when he discovers his new body isn't any of the familiar characters he once controlled.The owner of this body is some exiled noble named Adlet. An Extra. An UNKNOWN THIRD-RATE EXTRA.Ashok is greeted by the “System,” which reveals he was chosen for his perfect game ending. However, due to angering the God of Fate with vulgarities, he’s stuck with an insignificant body. As a result, the System gives him a quest from the God of Fate to preserve his life.[Main Quest: Achieve the Best Perfect Ending again.Reward for Success: Any wish, including returning to the previous world.Failure or Rejection: Death.]Just because a Quest is assigned to me, does that mean I must perform well in the role I'm given, that of a Third-rate Extra?With all the knowledge I possess, I refuse to settle for the role of a Third rate Extra, so I chose a new path for myself—the role of a VILLAIN. After all, playing the Hero would only end up in repeating what I did in the game, which is far too boring.However, to fully embrace this new role, I must rid myself of the old one. To do so, 'I sacrificed the System and original Adlet's soul to the HIDDEN FINAL BOSS, a beautiful Goddess.'…………….Follow the journey of Ashok, or the new Adlet, an unknown extra, into a true Villain. Armed with his knowledge of the game world, Ashok uses it as his weapon to overpower the original main characters and even challenge the Gods themselves, carving his path to power and domination with a loving goddess by his side.................>>>>HAREM: YES>>>>Detailed Plot: YES>>>> NTR: NO>>>> System: Sacrificed