Levelling Up, I Became The strongest Dragon Elementalist - Chapter 39: Vaelora

I reincarnated inside my favorite eroge—as the main villain. But this time, I won't die like a disposable side character.Gifted with an SSS-Rank Taming System by a wickedly beautiful goddess, I’ll turn the heroines of the “main characters” into mine.One by one... they’ll kneel, obey, and crave me instead.---Check out my discord for character illustrations: https://discord.gg/Z9pY9tE9e8(No Yuri/No NTR)

Dexter a teenager that always gets bullied by others at school was involved in a incident which required him to get a chip in his brain.Thanks to the help of the chip he had become smarter than the average human, leading to lots of new inventions and discoveries, and gains the ability to move through dimensions but as always there is a down side as humans get invaded by aliens in search of him.

After his fall, the Duke who was distant with his wife and daughter recalled his memories of another world. With a new perspective on life, he swore to cherish and protect those two.

In the foreign world, the martial artists dominate the world and the sword of the emperor controls the fate of hundreds of millions of lives! Long Yu, the number one killer on Earth, after dying, takes rebirth in this new world in an aristocratic family of martial artists but faces rejection because he is unable to practice martial arts.

- Description from Novelupdates