and this long lean cop, jim wallis, looking on so intently. >> this is a case, a true love story between three people. one woman who was loved intensely over the top by two men in two very different ways. >> he was the first, the husband. a surfer. the real deal. his name was archie mcfarland. good ol' arch. everybody loved him. laid back, kind, reliable. ten years older than mary ann but crazy about her. she brought a daughter with her when they married in the early '60s, and together they had a son gary. they settled down near the ocean, an l.a. suburb. >> we had a great typical nuclear family. dad went off to work. my mom stayed at home and did all the home stuff, the stuff that you see in "leave it to beaver." >> you will see when gary talks about his dad how close they were. and it wasn't just because archie introduced him to surfing. >> i always looked up to my dad. my dad was a really soft-spoken, easy-going yet affable guy. >> here they were to the outside world, an old-fashioned family. inside, secretly, something seething. it was almost christmas 1985. 5:30 a.m. archie started