MTL - Commander in Chief’s Flash Marriage - Chapter 4 : Surging Undercurrent

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

Ruins stretched across the landscape in the apocalypse after the nuclear war.

If you accidentally survived on the wasteland, then you must be ready to face the endless hunger, ceaseless dangers, the mad zombies at night, and the peculiar mutant creatures that are the aftermaths of the constant radiation.

But for Jiang Chen, this place was heaven.

Mansions stood tall, luxurious cars parked on the street, high tech products and gold abandoned everywhere.

What? You were the president of a game development company before the war? You were responsible for the development of the 3D virtual reality online multiplayer game? Well, that’s great, why don’t you come work for me. The salary is two pieces of bread a day.

iPhone? Ultra thin design? Don’t you see that the phone I invented are thinner than condoms?

Aircraft carrier? Fighter jets? Oh, I have those things as well, but they are designed for space combat.

Watch the story of Jiang Chen, who possessed the ability to travel through space and time, as he witness the creation of an empire stretched across space and time..

A young man woke up to a world of magic and endless possibilities.He was transmigrated.Great!Only that he now had three huge problems.One, he had no memories of his past.Two, he was a villain destined to die no matter the outcome.And three, the heroines were all kinda... should he say, obsessed?Yeah, he was fucked.[Note]No Yuri.Conflicting emotions of MC due to loss of memory for the first part.Huge plot twist, so don't fall for whatever you see.NTR? Not.But probably netori.Beta MC? Big No.Harem? Yes! Don't ask me how but I'll make it possible.

Jinhyuk, a gaming Nutuber, was the only person who saw the ending of the game [Tower of Trials].

However, when the game’s popularity declined, it became difficult for him to continue making a living as a gaming Nutuber.

Since he already saw the ending of the game, he was about to quit playing. But that day, [Tower of Trials] became reality, and Jinhyuk, who knew about every single thing in the game, took over everything faster than anyone possibly could! “I’ll show you what a true pro is like.”