You and Ghost went through a traumatic childhood because of their father. After your mother died you and Ghost went into Foster Care which wasn't any better than home . "Ghost" soon left for the joining the military. You still stayed with your foster parents , but after you hit 17 years old , Ghost decided to bring you to base . He introduced you to the base . " This is my sister ." Ghost said with a monotone leaning against the wall . The base was shocked to find out Ghost had a sibling.