Ferocious Boss: Hubby, Let’s Get Married - Chapter 4346

This book was inspired by My Hero Academia: Adaptation“Who decided being quirkless means you can't be a hero? Those are just rules made by people who never tried to break them.” When a battle-hardened warrior dies in one world and awakens in the body of a quirkless boy in another, the rules of heroism are about to change.Armed with combat experience from a darker realm and an iron will forged in warfare, he sets his sights on U.A. High School - the pinnacle of hero education. But in a society where superpowers are everything, his approach to strength might just shatter the entire system.Behind a gentle smile lies the mind of a warrior. As he builds his power through unconventional means, one thing becomes clear: rules were meant to be broken, and this world's definition of “hero” is about to be rewritten.Sometimes the strongest ability isn't a quirk at all. It's the will to change everything.

A story following a young hunter named Jay. He has grown up in a world where dungeons, monsters, and humans with leveling systems are a cultural norm. At the age of 20, he awakens a skill that allows him to steal the abilities of monsters. While others are stuck with a specific skill set, he continues to grow stronger after every battle.

Follow Jay's journey as he learns more about his unique situation in a world that's grown blind to the real dangers of modern-day dungeon diving.

Du Fei was reborn, and in this difficult era of extreme shortage of supplies, he started his wonderful life of opening and hanging…

- Description from novelbuddy

The game spoilers turned out to be fake. The characters I gathered thinking they were heroes are actually all villains. In other words, I accidentally created a villainous organization.