HxH: Apex Predator - Chapter 35: Trap × Opportunity × Limit

High school student Mikoshiba Ryouma was summoned to a different world in the middle of a war. Sensing the malice from the one who summoned him (a summoner of the O’ltormea empire), he uses his martial arts to run away, killing important people of the empire during his escape. After the escape, he rescues two twin sisters from the hands of thieves. The sisters who can use magic, swear to serve him as subordinates. Thus, Ryouma begins his journey on the path of the supreme ruler.

In the early world of immortal cultivation, there was no physical cultivation among immortal cultivators. And a top bodybuilder who came from the earth has opened up a new path here and became the ancestor of physical training.

- Description from novelbuddy

After a young lonely orphan boy died on earth, He was reborn as the Prince of the Everhart Kingdom in Melux. And in this life, he got everything he ever longed for: Luxuries that he didn't have, magic that he only read and fantasized about, different types of sweets that he didn't even know about but most importantly, he finally had a family!He was pleased with his new life as he had parents who despite being the King and Queen of a Kingdom always managed to spend time with him and His maid who would do anything at his words. He could experience the joy of sharing a dinner with family, getting angry over silly things, and then apologizing while bawling his eyes out. He finally felt like he was not alone in this universe anymore and he also had people who cared and loved him dearly. His second life was seemingly perfect in his eyes until that horrifying and gut-wrenching night that flipped his entire world......

Killed by a Sage Emperor and reborn as his 13 year old self, Nie Li was given a second chance at life. A second chance to change everything and save his loved ones and his beloved city. He shall once again battle with the Sage Emperor to avenge his death and those of his beloved . With the vast knowledge of hundred years of life he accumulated in his previous life, wielding the strongest demon spirits, he shall reach the pinnacle of Martial Arts.