To China in 2056, when Android became common, and to team principal Ryung Dong-un of the People's Liberation Army's Special Mobile Zone Zhong'an-jo, Android is the subject of contempt and anger, itself he told Android during past operations that his teammates managed to survive the annihilation of the accident, and since then, being with the robot has caused panic attacks and Ma suffers from PTSD (post-traumatic stress disorder).