but clearly there was something. >> he was always there for shannon. if shannon was distraught or wanted to call in the middle of the night, you know, and knew that jermeir was working, she would call him and he would put up with it. >> maybe he didn't want to be the bad guy? >> maybe didn't want to be the bad guy. >> he doesn't see that he's leaving the door open. as long as you keep doing all the things that a boyfriend would do, then in her mind she still has a chance. >> there's still a shot. >> exactly. i honestly thought hubris made him believe that he could control it. >> reporter: but police say jermeir wasn't able to control the situation with shannon. some three months before denita was murdered, shannon bought this house near where jermeir lived. and when police searched that new home shannon's, they were surprised by what they saw and what they didn't see. >> kids' rooms, beds, everything you expect to be in a nice children's room.