Reborn as the Genius Son of the Richest Family - Chapter 6: Planning plumbing

Saying 5000 year-old-dragon has an impressive ring to it, yet that dragon was an extremely harmless, herbivorous being. However, because of his uselessly giant figure and scary appearance, he was mistaken for the Demon King’s executive and provided by the nearby village with a sacrificial maiden.

Fundamentally cowardly and timid dragon tried to send her away, but the extremely enthusiastic sacrifice didn’t want to give up. Inevitably, he lied: “Okay, I just ate a small portion of your soul, so you can go back already”, but the maiden with outrageous assumptions has misunderstood that she became the dragon’s kin.

Then, out of all things, she began to manifest strange power on the basis of her wrong assumptions – in turn, the helpless dragon, by some mistake started a rebellion against the Demon King.

Rebellion or whatnot, he wasn’t even his subordinate in the first place.

Dancing on the point of a knife, as a dancer in the dark, his dance steps makes the enemy tremble.

As a man who is followed by the goddess of fortune, he has been reborn with two years of experience in the game, numerous raid experience, hidden task guide and the best equipment references. The things he once lost, what he didn’t hold and those that had been taken, he is going to get them back.

- Description from Novelupdates

[WSA 2025 Entry]Ivan Mendoza, a world-renowned robotics engineer, met his end at the hands of those who feared his genius. But death was not the end. Awakening in the body of Kael Valtieri, heir to a destitute border territory in the magical kingdom of Ardania, Ivan finds a second chance in an unfamiliar world driven by arcane forces.In this realm, magic reigns supreme, yet it is woefully inefficient and bound by antiquated traditions. Armed with the knowledge of advanced robotics and engineering from his past life, Kael sets out to merge science with sorcery, aiming to revolutionize the very fabric of magic. His quest? To uplift his impoverished territory and safeguard it against the lurking dangers beyond the border.But Kael’s journey takes a thrilling turn when he stumbles upon the remnants of an ancient, forgotten civilization. Hidden within their ruins lies golem technology—astonishing constructs far superior to anything Earth’s science could fathom. Driven by curiosity and ambition, Kael deciphers their secrets, melding ancient ingenuity with his modern intellect to forge unprecedented defenses.As Kael uncovers the dark history of this world, he learns of rifts that once unleashed monstrous beings from other dimensions, nearly annihilating humanity. Though a powerful artifact sealed these rifts, its strength is waning, and an impending cataclysm looms.Now, with time running out and the continent teetering on the brink of another monstrous invasion, Kael must wield his hybrid mastery of science and magic to confront the rising tide of darkness. Can one man, armed with the knowledge of two worlds, avert a catastrophe and carve out a new destiny?Prepare for an epic tale of innovation, mystery, and survival in a world where the past and future collide.

Hua Baihe is an emotional mediator, relying on his own mouth to persuade many pairs of broken pots that deserve to be together.
until selected by the emotion system.

before crossing.
She vowed to slap the small flat chest with a bang: “As long as there is a reward, there are no couples that I can’t persuade!”
System: “Do well, little girl.”

After crossing.
Hua Baihe looked at the man above him with a look of horror: “…No, this really won’t work for me!”
The system prompts: “The host is not allowed to fall in love with the target character.”

The man’s kiss fell.
Hua Baihe: “The system, listen to me, I was forced, and you asked me to do it.”
System: “…” I didn’t let you be the protagonist!

Edible instructions:
1. Decline to pick up the list! ! ! !
2. Easy and mindless bullshit, attack and accept are decided by the first time.
3. The CP in this article is always the same person, and all CPs are willing to be together! Occasionally a little fun! Don’t take it seriously!
4. I can accept only watching the first two worlds and complaining about another heroine, but I suggest to keep reading. The author does not write brainless logic. Of course, I suggest that I can’t stand the upper right corner. Generally speaking, I accept peaceful discussions, but scold me. I’ll kill you, I hope you know.

- Description from novelbuddy