i told him i loved him. he said he would be right back. i could hear a commotion of some sort. and then i remember hearing gunshots. looking to see him lying there, it was bad. it s the website we re lovers go to meet and cheat. this was someone looking to have an affair. but this affair was about so much more than deceit. you couldn t write this as a movie. you couldn t write this as a book. this affair became a game. a wife and her lover, spying on her husband and his lover. you just think, well what else have they done? and then, this by game turned deadly. one of the four lovers was gunned down. it s obviously was not something that was random. waiting at the scene, a man with a strange story. and waiting for detectives, a strange video. how creepy was that video? it was very creepy. an affair to remember. he was the one. and a fair to forget. i shouldn t have done it. and one warmer secret still to be revealed. she said, i need you to si
reporter: little did dianne know, a man fitting that very same description had just been arrested. he had approached sheriff s deputies moments after they arrived on scene and confessed to the shooting. the deputy that had him in the back of the patrol car already told us that he made statements that he was the shooter. reporter: did you feel like this could be an easy one, case closed? or did you think there s got to be more to this story? there s never an easy one. there s always more to the story. reporter: the man identified himself as michael minor. detectives mcdonald and szalbirak immediately brought him down to the sheriff s office for questioning. he s very distraught, but he s willing to talk to us. and we were very much ready to listen to him. reporter: michael outlined for detectives the details of the shooting. he started by insisting it was all an accident. i never intended to pull that trigger. reporter: but detectives weren t so sure.