this may be important in the future because just as all your communication with the attorney is private, communication with your clergy is also private". >> reporter: but prosecutors said, there was no covering up letters nathan had sent aina including this one read by an interpreter during a deposition. >> i love you because you understand me better than anybody else because i'm a better person with you next to me. my life has a deeper meaning and purpose because you are my world and that will never change. >> reporter: with words like that, prosecutors didn't believe aina's denials about an affair with nathan. they made her read aloud another effusive note that nathan sent her just a month before the murder. >> i let you down and i'm sorry. i will not make excuses. that would not be fair to you. you deserve someone who respects you and puts your relationship first. now i want to do all that i can to be that person. there's nothing more important to me than you and this relationship.