and i had a massive headache i couldn't get rid of. so i went to take a shower. and annie had gone downstairs tw her room to listen to music. and we just figured it was another saturday. >> reporter: but it wasn't. when veronica finished her shower, annie was gone. james searched her bedroom. >> the note was tucked underneath her blanket. and i grabbed it. and it just said, i'm sorry, gr mom, that i haven't been totally honest with you. >> reporter: annie, it turned out, was keeping a secret. in the note, she wrote, "i lied to my friends.ot i told them i was "p." "p."m veronica and james knew that stood for the word no teenager's parents want to hear, pregnant. just a few months earlier, they had learned that annie had had sex for the first time. >> she had had sex, and so to annie she had assumed that, well, because we've had sex, i could be pregnant, or i am pregnant. >> reporter: but the pregnancy test was negative, and annie was now on birth control. why would she lie about being "p"? even more alarming was where