One-Click Upgrade: Super Decomposition System - Chapter 477

The invincible strongman who roams through the city by day and night, a supreme soldier king that moves across the urban landscape.

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.

Levi never expected his life to end at the hands of his childhood toy truck. But death gave him no rest— he awakened in the world of his favorite novel, not as a hero or a villain, but as an unnamed background character: the butler.Now bound to the Kindlehart Clan as a servant to one of the heroines, Levi inherits the absurd Butler System, which rewards him for polishing silverware, brewing tea, and bowing politely.But behind his sharp lavender eyes and flawless etiquette hides deep resentment. He refuses to accept a fate where his family’s generations of servitude end with him dying as a disposable sacrifice.To survive— and to rise— Levi must exploit his foreknowledge, play the perfect butler, and outwit the very world that sees him as nothing more than a servant.After all, even pawns have the potential to become kings.#Pure villain #Selfish MC

He was the merciless Soldier King on the battlefield who sent shivers down the enemies' spines; he was the soldier scoundrel in his squad who could make anyone both cry and laugh; he was the Big Brother everyone in the urban underworld aspired to be; he was the male god in the hearts of young girls and beautiful women; he returned with a mission...Uniting the underworld, establishing an economic empire, he vowed to become the supreme overlord of this world...To prevent the world from destruction, to protect world peace, to implement love and truth's evil, the lovely and charming antagonist, he is Xiang Yu, and he speaks for himself...