Sir, How About A Marriage? - Chapter 841

# RELAXED # INFINITEDivine-grade Decomposition and Reconstruction System: This allows the user to decompose any object and reconstruct them.…A scraped car? I’ll just disassemble it and make it into a brand new expensive luxury car!A bunch of small diamonds? I’ll just turn them into a 10-carat giant diamond!An old phone? I’ll just make a futuristic phone that won’t appear for another 70 years!”What? Did I get sick? Simple! I’ll just gather a bunch of drugs, decompose them, and make a super medicine out of them!…A few years later, Augmented Reality, the Automated Electronic Management System, air-powered vehicles, humanity's first moon base, and other cutting-edge technologies were all created by a man who was once known as Dumb Lin.

Ila, who had served the Empire for half his life, was decisively betrayed. He wanted to go to another country, but was almost killed on the run and then saved by the Dragon Lady Demon King.After crossing over, Ila, who had killed demons for half his life, was a bit scared, but...“Those who struggle with the evil dragon should be careful not to become the husband of the dragon...”“When you stare at the abyss, the abyss... offers a kiss.”Ila Elkaras was very confused.But the reality he encountered forced him to examine whether the abyss stood in the demonic world or... “The Empire of Light and Justice”

A teenager named Evan Mason was reincarnated into the magical world of Harry Potter and goes to school at Hogwarts!
With only his knowledge of the future and great talent for magic, he takes the path towards the top of the magic world, only to realize that ever step he took, changed everything!

- Description from Novelupdates

Weiss is an ordinary young man caught in the changing times who is studying magic from an unknown natural event. When he feels weak and helpless in facing a world that is constantly changing and filled with magic, he awakens his secret ability, the “Maid Order”. Special abilities that make him a “Master” who will be respected by the “Maids” who are loyal to him.