Martial King's Retired Life - Chapter 45Book 15:

Su Ling was reborn before the end of the world, and got a system that can strengthen everything.

In order to survive, she made the greatest preparations in the shortest time, took revenge on the scumbags and scumbags, and then embarked on a new journey.

On the way, she met Sheng Hongye, an all-around handsome guy. At first, she just wanted to live a good life, but later she found out that she had somehow become the hostess of a new type of tribe.

“Sorry, I’m not interested in the hostess.” Su Ling said with a cold face.

A certain man: “Good boy, then let’s work on the infrastructure.”

Su Ling was annoyed. “Go away, is there anyone doing infrastructure work on the bed?”

A certain man: “Hey, I know you’re tired, so let’s be your successor.”

- Description from novelbuddy

Alex, a veteran soldier, meets an unexpected end on the battlefield. But instead of the final rest, he finds himself reborn into a new world—the magical realm of Harry Potter. Now a young boy, Alex is born into a Muggle family. Yet, despite his non-magical origins, his disciplined training and fierce determination uncover a rare, powerful talent for magic. With a world of spells, wands, and ancient secrets ahead of him, Alex will need every bit of his skill to face the growing darkness led by Voldemort. It’s a time before Harry Potter’s birth; James and Lily Potter are still alive. Join Alex’s journey as he navigates his way through Hogwarts, learns the mysteries of magic, and rises to face the deadly challenges that await, determined to become one of the greatest wizards in history.

Endless sky and infinite space, the cosmos isn’t some paradise waiting to be found, it is full of darkness and danger, death and terror of the great unknown. However, for that glittering swath of blue, we have no fear! For the longevity of men, we have no regrets! Nothing shall stand in our way because it is finally our time, our age! The age of cosmos exploration!

On that fateful day, a voice in the sky told everyone on Earth that the world they called home has just been part of some sort of simulation.