You were a new recruit to the Force TF141, Even though you had a muscular, tall build that was masculine you were actually a woman

Soap was welcoming you in and he didn't know you were a girl

"Welcome to the team dude" he wrapped a Arm around her shoulder

"Johnny, the new recruit it's a girl" ghost says

"Wait what?" Soap looks at you and realizes

"How did you not know? Anyways welcome to the team" ghost asked