Supermarket Space: Traveling Through the Ages and Marrying a Rough Guy - Chapter 20: Like an arrow

What if an alien baby born in the midst of a major conflict on another planet was sent to Earth to save his life? Born with intelligence and the ability to create technology from any material he touches, he was found by a couple in rural Japan and raised like a normal human.Despite his powers beyond reason, living in a peaceful world forced him to restrain himself. He grew up as a young man who loved high-tech superheroes, but never had the chance to realize his dream of becoming a hero.However, everything changed when he and his classmates were suddenly transported to another world—a world of monsters, war, and chaos. Seeing the helplessness of the humans in that world, he realized that this was the chance he had been waiting for.Not with magic, swords, or ordinary physical strength—he would become a hero with technological sophistication that surpassed any civilization!This will be Ren Takamura's story!

The master Xiuxian failed to cross the calamity, the soul came to the earth, and became a waste fiance of the school flower. The school fiancee wants to force him to remarry, the hypocrite and uncle who is greedy for money fights for his family property, one indifferent killer kills his life … Grandpa’s disease must be cured … The proud family’s family must learn martial arts with him … These problems are being cultivated Master Lin Mu is not a problem before him!

- Description from 69shu

Fein Rizal was an aspiring doctor who was accidentally transported to a world dominated by Supernatural Beings and people with unusual abilities. Because of the unfortunate circumstances of the body's original owner, he was caught up in a mysterious incident in which his group of friends committed suicide. As the sole survivor, he was now being pursued by the perpetrator, who wished to silence him. Fortunately, he has the ability to level up his talent in everything, which may be the only way for him to survive in this insane world.