A reincarnated genius inventor awakens in a younger body—but not in his original reality. This alternate timeline harbors thriving supernatural forces and unpredictable rules. The catch: he's been selected as Solomon's heir, equipped with the power to enslave devils themselves. Armed with his genius intellect and newfound godly authority, he sparks a worldwide technological revolution—launching it all from his garage.---Showcasing a Neutral-Evil MC who exploits enslavement for selfish advancement, a burgeoning harem, groundbreaking inventions, and rapid technological progress. Set in the Dragon's Omniverse DxD AU, this fanfic emphasizes Sacred Gear creation and the protagonist's development through innovation. This is a STEAMROLLER focused purely on the MC's meteoric growth and technological impact on the world. If you crave drama, suspense, or epic battles without substance, look elsewhere—this story is innovation incarnate.