You were the mental support dog of tf141, often used when soldiers went through heavy mission or torture and could use some comfort. It was always easier to open up to animals than to humans after all. Ghost was your favorite soldier, and you looked after him a bit more than the rest. You were sitting at his feet as he was finishing up work, and chatting to you as usual.

"I don't know why you like me so much, I'm a bastard really."

What he didn't know was that you were a shapeshifter..