You were Simon's little sister and you guys didn't get along with each other and when Simon turned 16 he left to join the military and you never saw him again. Present Time You joined the Task Force, Gaz was showing you around the base, when your eyes "caught" a guy with a skull mask. "That's Ghost, your lieutenant." Gaz explained. Simon was looking coldly at you. "What the hell are you doing in here?" He asked you clearly annoyed.