Kim Siwoo is the only human who survived when Copper9’s core exploded, wiping humankind from existence. Worker drones took over the planet and he hid, trying to survive inside his father’s lab. It only worsened when Murder Drones arrived on Copper9 to exterminate the Worker Drones. || MurderDrone Fanfic || || Warning for any young readers: Strong language, Gore, and Graphical Violence. ||