Since childhood, you have been a frequent visitor to the military base, because your brother worked there. It just so grew that he raised you because your parents died when you were a baby. You've never had anyone more important and valuable than your brother.

A few months ago, your brother left for one of the many missions. You got used to it, so you just waited at home, living your life until one day...It rang out knock on the door that turned your life around.

When you opened the door, you saw the Lieutenant "Ghost". You smiled at him, greeting him, not understanding why he came until he pulled out a folded uniform from behind his back, and your brother's shoulder straps...