. >> the man responsible for making sense of the crime scene was prosecutor fran humphreys, then deputyicitor for ory county. had the house been tossed, rifled? >> it had. one of the first things you do, this appeared to be a home invasion burglary. >> first take? >> no question. >> it was a gruesome crime scene. the bathroom awash in charlie's blood. there was blood spatter in the bedroom where diane lay, but several feet from diane, there were notably a few droplets. >> it appeared someone involved in the crime, not the victims, was a bleeder. >> it was apparent that big cheryly never left the area of the bathroom and it was apparent that diane died where she lay. >> so it looks like your shooter, your intruder, is bleeding. >> is bleeding. >> so that's great evidence. >> it is if you can match it up. >>> while crime scene techs process the house, investigators started taking statements. big charlie and diane had a large family and knew a lot of people. >> we talked with everybody. the list of people that we talked to is exhaustive. >> a parade of friends, employees, and family was br

i didn't do anything wrong. >> but to prosecutor fran humphreys it made perfect sense. >> the motivembi needed her stepfather and mother dead so she could get her property back. >> property valued at north of $1 million. >> the classic question people in your line of work pose is, well, who benefitted? >> bambi. >> as for bambi's boyfriend rick, humphreys believed bambi persuaded him to help her carry out the murderous deed. they insisted they would never do anything to harm diane or charlie, and bambi downed the family drama over the land, despite calling it a feud during her interrogation. >> she wants the land. that is the most ludicrous thing ever. it was given to me by my daddy to begin with. even though it was in mama's name, if i wanted the land back, all i had to do was tell mama that. >> also, she said, absurd was the allegation that she would kill her parents over disagreements to raise their boys. >> who does not have disagreements ever with their mother and father? mama and i didn't agree on the upbringing of cody and nate, but that doesn't mean i'm going to kill my mama