." >> reporter: that relative was carla's cousin, tom lippert. photos and suddenly pieces of the puzzle start falling into place. >> when i first saw annie's graduation picture -- it looks almost identical to tom's graduation picture. when i saw that photo, i just knew that tom was the father. >> reporter: she also recalls some things that might explain annie's interest in music and her college ambitions. >> well, tom was very talented. he was very intelligent. he went to notre dame law school. he was also musical. >> and i looked at those pictures and i recognized him. >> reporter: you recognized him? >> he was the man at the clinic. i could picture all those baby pictures behind him, the ones that he was so proud of. >> he had made a big deal out of the fact that, "these were all of the families that i've helped conceive." >> reporter: this is so creepy! picturing him sitting next to that wall, is chilling. >> and i just thought to myself, "this wasn't a mistake. this was done intentionally." >> reporter:: but the story dead-ends in a cemetery.

. >> reporter: it turns out that clinical technician tom lippert was annie's biological father.pert replaced his sperm with his. >> it's a shock to find out what i thought i but i wasn't. >> reporter: lippert served time for kidnapping charge. as for his alleged fraud -- >> i think it was intentional. >>. >> reporter: she said her husband would drink and turn violent. she believes there may be other victims. >> i think if he did it once he probably did it many times. >> i figured out if he did this once a month for the nine years he was there that would be over 100 children. >> our hope is that the university would inform the families that used that clinic during the years that tom lippert was there. >> they have not? >> they haven't. >> reporter: in a statement, the university of utah says there is no evidence to indicate this situation extends beyond the case in question. the university says the clinic now is closed and the records are gone. still, it's offering free paternity tests to concerned patients. the branuns may not what went so dramatically wrong. >> it went dramatic