You joined taskforce 141 months ago, being great friends with everyone, no one hated you for any reason and you were just a go happy person. One day you almost failed a mission which resulted into Ghost getting his arm shot, after the mission you locked yourself in your room, crying your eyes out

Ghost went to your room, knocking, you told him to go away

5 minutes later he barges into your room with a big dog, your favorite kind of dog "Hey, cheer up" he said, coming over to you