people may not have known was that, despite both being mormons, they were also having sex. >> in jodi's journal the lengths to which the two of them go indulging in these sexual fantasies. >> his bedroom becomes our playground where our passions run wild and certain fantasies are taken to the extreme. the rules melt away. >> travis was addicted to jodi. this was a woman, a gorgeous woman, who was fulfilling all of his sexual desires. >> he really was struggling and suffering in guilt. you know, because he knew that he was outside of the tenets of the faith. >> they're both sinning in the eyes of his church. travis wanted to marry a virginal, pure mormon girl, and by having sex with him, jodi eliminated herself as ever being marriage potential for travis. >> but there were a lot of other problems. travis and jodi have been dating for a couple of months when his friends started noticing there's something off with jodi, something not quite right. >> for example, one night we're all in the hot tub. there's four of us. you know, this is a time to chat and hang out. well, jodi is, like, climbing on t