she texted sam boardman "i'm losing hope, i think he really did it."though she knew conrad was alive. three minutes later she texted conrad, "the generator will work 100% and quick. i don't get why you don't just use that." >> she's telling her friends that he's missing, he might've committed suicide, when she knows exactly where she he is. she's talking to him. >> and then, she made sure to instruct him before he did die that he should write her a suicide letter, and that his last tweet should be to her, because she wanted to get a shout out from him. >> yes. >> reporter: the commonwealth also claimed michelle tried to cover her tracks by sending conrad text messages after she knew he was dead, like this one the day after his suicide. "did you do something? conrad, i love you so much. please tell me this is a joke. >> reporter: and she continued sending texts to his phone for months, nearly 80 of them. the prosecution argued she deliberately sent the texts as a way to change her story. at the time i went along with it because i knew you weren't going