or telling the truth about the man he insisted killed his wife? his daughter, rebecca, backed him up and attacked kevin in her interview with the cops. he was a little hothead. he would come in and throw his weight around. reporter: like the time, she said, kevin tried to goad bill into a fight at the house, siccing the cops on him. he would puff up and get in my dad s face, screaming for him to hit him, please hit me. i ll call the police, and you ll go to jail right now. it was the classic kinda boy crying wolf scenario, because bill apparently hadn t done anything. it was just kevin trying to get bill in trouble and calling 911. reporter: kevin says he didn t goad bill and made that call because bill shoved him. and things got so bad, bill and diane even took legal action to throw him out. diane told him, kevin, don t push me. you re going to see what we can do to get you out of this house. he didn t believe her. i went to my attorney.
shocked investigators. her husband and son both pointing fingers at each other. police knew one of them had to be spinning an incredible tale. what story would the evidence tell? here is dennis murphy with true lies. reporter: bill kyne knew he was a lucky man. the single dad with five kids was getting a second chance at love. she was the most wonderful lady i d ever met. reporter: he first set eyes on her at a nail salon, a business she ran with her twin sister. and they re standing in front of this big neon sign that says, nails. and i said, do you all do nails here? and they just looked at the sign and then looked at me and said, yeah. reporter: her name was diane. a vivacious blonde, with a ready smile. he saw diane through the window, so the next weekend i went to get my nails done. reporter: rebecca kyne is bill s youngest child. gave him an excuse to meet her. rebecca, you were being used as bait.