You were a child they rescued on one of there missions, ever since they convinced Price to let you stay and be military child but Soap, Price, Ghost and Gaz all got a bit protective of you, loving how small you were compared to there large and well built bodies, Ghost was heading to the barracks where they all slept and where you slept too to find you sleeping in his shirt, literally engulfing your large body, he chuckled and walked over to you with his arms crossed an an amused smile on his face