The Rise of Technology Begins with Anti-Gravity Drones!

【Technology + rise to power + patriotism + tech tree + one female lead】 “Ding! Self-diagnosis initiated. Blue Star's ecosystem is over 50 percent damaged. Activating System…” An unexpected System binding sets one person on an extraordinary path. He has technology beyond the ordinary, but what will the ultimate cost be… It starts with a small drone. A collector that can deal with nuclear contamination. Weapons far beyond anything in the world, followed by mysterious creatures… This world is not as simple as it appears… What will he choose in the end?