jamie beck summed up that testimony. >> he does a full-out confession. i've murdered someone.d and her purse, and then we dumped everything on the way back. >> reporter: both of the michaels pleaded not guilty. their day in court would come later. as for motive, the prosecutors told the court that was as old as time. frank had another woman. and this was no casual fling. they presented evidence of frank's devotion, the flowers, letters and cards he sent to suzanne leontieff when he wasn't with her. police also discovered frank had spent enormous sums of money on his mistress. >> i think the figure that he had given suzanne was $1.9 million. ultimately we discovered that they had purchased a home together in california. he had given her $500,000 in cash. and so it's my understanding that she's a dental hygienist, and i'm not sure what her salary is, but she was certainly living a life of -- with a lot of money from frank. >> reporter: the pictures police found of suzanne on frank's cell phone show a happy couple. but suzanne had grown tired of being the other woman. she began p