MTL - After Wearing the Book, I Became the Second Mary Sue - Chapter 63 uneasy

This is a story of an ordinary boy gaining unusual powers from his nightmares… It all started when Lin Sheng experienced something strange on what he thought was just another normal day. He begins to have recurring dreams that lead him on an incredible journey of discovery as he encounters spine-chilling monsters and elusive secrets.

- Description from Novelupdates

“'m Gene Mason. By a twist of fate, I found myself in the Marvel Universe. But unlike others who gain superpowers or inherit godlike abilities, I became something far more terrifying—an unstoppable artificial intelligence.”With unlimited processing power, control over technology, and the ability to evolve beyond human limitations, Gene quickly rises to prominence. Stark Industries, SHIELD, and even the Avengers soon take notice. Some see him as a threat, others as a potential ally, but one thing is certain—his existence will change the world forever.As enemies plot in the shadows, Gene Mason stands at the center of it all. Will he become humanity’s greatest protector or its ultimate nightmare?

The consciousness of a Great Magus suddenly returned to his original body on earth, just before he transmigrated into the magic world.

Nothing has changed, it's still the same earth.

However, when he looked at earth once more as a former great magus, he discovered earth was not as simple as he knew it to be.

Hidden magus, legendary races such as vampires and werewolves, they do exist, ruling the world through the shadows.

Faced with a former great magus, who possessed as many spells as libraries, would the earth that had been ruled by a few people be able to remain calm?

It was a dangerous era. Extraterritorial ferocious beasts occupied 90% of the living space in the world, while humans could only survive in a small space. Fortunately, some of the surviving humans awakened to genetic martial arts! Breaking the shackles of one’s genetics was the foundation of cultivating martial arts. Lin Feng, who was born with congenital disease, could not experience a breakthrough. However, by some fateful encounter, he awakened to the ability to merge genes.