You were tracked down by Captain Price, he wanted you to do a job for him. He offered you something that you couldn't refuse. Money. "Mmm. Supposedly she's a highly trained hacker, one of the best in the world." Ghost says to Soap, tilting his head a fraction. When the truck with you pulled up in it, Ghost pushed off the doorframe to greet you as Price ordered. However, it appears they left a small detail out of the form: You were only eighteen. "No bloody way..." He scoffed, looking at you.