>> ms. simonright hand. >> you've been in therapy for 18 months now, correct? >> yes. >> are you ready to tell your story? >> yes. at one point i remember thinking like this is my life right now. like i'm doing this for a 15-year-old? like how is this even possible? i'm his. he owned me. he owned me up until today when i got here to finally tell what happened. he never thought i would come up here and tell the truth. he thought i would cover for him. >> reporter: of course, by taking the stand in her own defense to tell her story, abby simon knew she was opening herself up to what would, no doubt, be an intense cross-examination by prosecutor helen brinkman. the question we put to abby before the trial -- the prosecutor is going to challenge you every which way to sunday, accuse you of all kinds of things. are you ready for that? >> the best part is i can just tell the truth. i can just be honest. i don't have to remember what was i supposed to say. i can just tell the story. >> reporter: but the