James Miller is a young 17-year-old boy who enlisted in US Army. Even though he's a teenager, but has high combat skills that surpassed 200 adult soldiers. One day, an uncontrollable energy source occurred in a Russian army base. James Miller is sent to check the Russian doings and see what the Energy source is. He ended up going missing, no sign of if he got killed or got captured, the Observer just lost track of him. unbeknownst to them, James got sent into a world where giant humanoid creatures exist, to exterminate the last of humanity. ~Attack on Titan is owned by Hajime Isayama, I only own my OC, James Miller~