NTR: Building a Harem as an Alchemist in Another World! - Chapter 5: Unlikely breakfast!

He wants indoor plumbing. They think he’s conquering the world.Arthur was a genius engineer on Earth, capable of optimizing global logistics and automating entire factories. But he lacked one thing: common sense. Now, reincarnated as Arthur von Pendelton, the six-year-old son of a powerful Duke in a medieval fantasy world, he faces his greatest challenge yet: Drafts.Armed with the T.E.C.H. Interface (Trans-Epochal Construction Heuristic), Arthur can analyze magic like code and build modern technology from scratch. His goals are simple: Double-glazed windows, hot showers, and a toaster that doesn't burn the bread.But there is a problem. The people of this world don't understand engineering.He builds a high-pressure boiler for a bath; his father thinks it’s a “Dragon-Breath Siege Weapon.”He creates a hydroponic garden; the local church declares him the God of Harvest.He ignores a Princess's flirting to analyze the thread count of her dress; she thinks he is playing “hard to get.”Follow Arthur as he accidentally industrializes a kingdom, terrifies his enemies with home appliances, and remains completely oblivious to the fact that he is becoming the most powerful man in history.All he wanted was a warm bath.

-Daughter? Yes!-Multiple worlds? Yes!-Vast Lore? Yes!-Fastpace? Yes!...“You either Die a Villain or Live long enough to see yourself as a Hero.” ~Probably Spark---------------------------------------Spark, the lofty young master of the Dwight family, had always been a mystery. His true abilities were never known until the day he stepped onto the frontlines.In one awe-inspiring exhibition of power, Spark shocked the world and sent the coalition army of the five emperors into a chaotic retreat.Now, with the eyes of the world on him, each faction lusted to uncover the secrets behind his unparalleled strength.Still, in spite of the rampant curiosity and greed, nobody had the guts to confront him directly.And with every rumor spread of his feats, a question burned in every mind: was Spark this powerful all this time, or was he casting an illusion of strength before everybody's eyes?

The grandson of the richest person, is just this willful.He doesnt wanna just be a rich guy who spends money for living,At this time, he became a bodyguard of a Beautiful CEO,“Be your temporary boyfriend? Can, but...”“Just show me how can we make a deal, or in other words, what can you do for me?”

In a world where dungeons are worshipped as divine trials and the System is hailed as a blessing, Beno Mark knows only one truth—everything is a lie.Haunted by the sin of killing his own parents, burdened by guilt, and shattered by the disappearance of his younger brother Renzo Mark in a mysterious Violet Gate, Beno spirals into madness, questioning reality itself. The System, which promises power and salvation, is nothing but a trap, binding the souls of countless hunters. The world itself is not as it seems—vast beyond imagination, hiding secrets that even the gods fear.Yet, Beno refuses to crumble. Driven by obsession and guilt, he awakens the cursed King System, the most forbidden and dominating force ever sealed. As fragments of truth and ancient conspiracies emerge, Beno, alongside Luna, Charles, Raul, and Isabella, begins to unravel the world's true history—a truth that has been hidden for centuries.What is the Violet Gate? Who controls the System? And why was Beno chosen as the vessel of the King of All Beings?The path is clear.Kneel... or Bleed.