I can upgrade the shelter - Chapter 40: The Dragon Maiden of the Shelter (Seeking recommendations, seeking collection)

Lee Se-Hoon, the blacksmith of humanity’s last desperate united force, fought against the demons until the very end. However, the result was mutual destruction, with the world coming to an end. The moment he took his own life over that futile conclusion—

“…What is this?”

He had regressed to his days as a candidate at the hero training institution, Babel Academy. Having obtained a second chance, he swore to use anything as material to gain victory this time. Anything at all!

This is the tale of Arin, a once kind-hearted and gentle child, now a man hardened by the cruelty of society and the brutal trials of life—a man transformed into a ruthless criminal, devoid of mercy. As his world was collapsing, fate transported him to a new realm. This world, more vicious and savage than his own, was steeped in magic and dark mysteries.Ironically, it was in this fearsome world that Arin, now an undead being, began to rediscover his lost humanity. Through battles and bloodshed, amidst the clash of sorcery and steel, he started to reclaim the compassion he once hated. This is not just a story of survival but a saga of transformation. Follow Arin’s journey as he rises to power, determined to become the ruler of this harsh world. In a twist of fate, he now seeks to save the very humanity he once wanted to destroy.

He lived like a king, died like a grandpa... and woke up as a bratty villain inside a fantasy novel.Nice.Born into the mighty Arkanveil family, he’s expected to grow up spoiled, arrogant, and doomed. But sorry, fate — he’s got better plans.Armed with a broken Proficiency Panel, two god-tier Traits, and the mind of a seasoned conqueror, he’s here to rewrite the script.Demigods plotting. Councils scheming. Demon Emperors laughing.They’re all just EXP waiting to happen.Pretending to be a clueless baby genius, he secretly trains, conquers, and stacks power like a final boss.Because this time, the EX-Rank Villain isn’t playing to survive.He’s playing to win.The world’s greatest families have no idea what’s coming. But hey... they’ll find out soon enough.“EX-Rank problems require EX-Rank solutions.”

# RELAXED # INFINITEDivine-grade Decomposition and Reconstruction System: This allows the user to decompose any object and reconstruct them.…A scraped car? I’ll just disassemble it and make it into a brand new expensive luxury car!A bunch of small diamonds? I’ll just turn them into a 10-carat giant diamond!An old phone? I’ll just make a futuristic phone that won’t appear for another 70 years!”What? Did I get sick? Simple! I’ll just gather a bunch of drugs, decompose them, and make a super medicine out of them!…A few years later, Augmented Reality, the Automated Electronic Management System, air-powered vehicles, humanity's first moon base, and other cutting-edge technologies were all created by a man who was once known as Dumb Lin.