I can return to the age of mysterious - Chapter 86 - 0 Enemy Attack_1

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.

Starting as a fallen noble? Struggling with hunger? Having to pay high taxes to the king? If you don’t pay enough, your head will be chopped off?Romon activates the Lord Simulator and begins with a village...[Your subjects discover a large amount of magic crystal ore while digging on the western side of your territory!][Your territory's culture improves, and your rapid-fire mage develops: Orbital Magic!][You successfully expand your territory and discover an underground labyrinth city on the new land!][You annex the land and gain a new title: Duke of Thune!][The king passes away, war breaks out, and you decide: to annex all lords and establish a new kingdom!]Romon: “Annexing the world is for better simulation, leading the world to ascend efficiently—how can you call it personal ambition?”

Xu Xing Zhi wrote in his story: At the mountain, near the ocean was a group of villains, they are cute and clever. They are fantastic oddities of every description, they are industrious and conscientious, they want to escape from the prison.

Afterward, he transmigrated into the story. The world said: Your presence disrupted the balance of the world.

You will have to kill those villain bosses that escaped from the prison.

Xu Xing Zhi said: “Sorry, I am a salted fish.”

The world said: “It’s alright, the villain is your junior brother that you pampered from young, he listens to you the most.”

Xu Xing Zhi: …… I did not write this.

Boss with a gentle face: “ Senior brother, you love this gold necklace or this silver necklace? You slowly choose, I will listen to you.”

Xu Xing Zhi: “….. I really did not write this.

-this, was all you wished.

Meng Zhong Guang softly said: “… but if I lost Senior Brother, I really will have nothing left.”

This heart, ridding with gaping wounds, filled with pus and sore, had truly loved you before.

- Description from Novelupdates

Gon is the son of the duke of Hannan, but he has one problem, he has no mana. This makes him the subject of mockery among everyone in the town.It seems this is his destiny, to be ridiculed until his death but while dealing with a scroll his grandma left him, Gon gets the harem system.Name:Level:Skills:Conquered women:Potential women:The system gives him a new life and guides him to become the most powerful mage but of course this comes with enemies who Gon has to fight.This book is rated 18 because it contains lots of lemonsThere's NTR, there might be yuri.