peachtree landing. >> it's a quiet spot that you can go think.on't get a lot of that in a small town. so when you find a spot, i mean you go all the time. >> what happened here to 20 year old heather elvis won december night in 2013 became an enduring mystery. >> i know that there is no way that has the would not come home if she could come home. no way. >> you don't realize how much somebody's face means to you until you can't see it anymore. >> a family anguished, clinging to hope, searching for answers. a journey that would consume them for years. >> one of my best friends came to the house and he looked at me and said, he said, i hope she didn't suffer. i can't get that thought out of my head. >> heather was born in 1993, the middle kid sandwiched between older brother chris and younger sister morgan. as morgan vividly remembers, heather would never let a label define her. >> she wasn't a girly girl or a tomboy, she was somewhere in between. she would drive for wheeler's, and play volleyball. she would shoot paintball guns. and she would turn