he ultimately stayed to study scripture with david koresh. >> as his message developed, we came to see him as more than just a prophet. >> reporter: a messiah. >> right. manifestation of god in the flesh. >> reporter: koresh added a twist to his message in 1989, declaring only he could have sex. all the other branch davidian men would be celibate, even married men. koresh, however, could have multiple wives. in this home video that he would later send to federal agents during the siege -- >> am i a mean person? >> no, no. >> reporter: -- koresh linked his blend of spirituality and sex with the purity of the garden of eden. >> he was showing in the bible this, passage would say we were just loaned to each other. >> beautiful custom work.