. >> 50-year-old don silvernail was a state employee with no criminal record and was married with oneon. >> she's a housewife. she's got a college education, she works with the disabled. she's got a great reputation. she's never, ever been in trouble. >> andros told police he was having an affair with don silvernail at the same time he was having an affair with susan fassett. in fact, he said the three of them had five or six sexual encounters together. >> i told him i had never done anything like that before. and i went to the house and she was there and he introduced me to her, and we talked for a few minutes, and then we went upstairs and we engaged in a threesome with the three of us there that lasted maybe half an hour. >> fred andros suspected that don silvernail and susan fassett started seeing one another alone and perhaps had a lover's quarrel. dawn denied it. >> i never had any contact with susan fassett unless fred called me and set it up and we met with fred in fred's presence. i never had any independent contact of any type with susan ever. >> dawn also denied having anyt