maribel ramos had joined the army to put herself through college, but just days away from her graduation earlier maribel had called police to say she was in danger, and afraid for her life. what was it, or who was it, that had her so concerned? here again is josh mientkiewicz with "mystery in orange county." >> by now, posters blanket the city of orange. maribel ramos was missing and her family was frantic. >> as soon as i got the call she didn't show up for her baseball game, i got the worst feeling in the world. >> putting himself out there with all the rest was maribel's roommate, k.c. joy. >> she's the only family i have. she's my best friend. i want her to come back. that's all. >> k.c. had moved from tennessee to southern california for a job. he had no family and few friends here. so he turned to maribel, and she was happy to include him. she even arranged for k.c. to tutor her niece in math. >> he seemed nice, respectful. he liked to be involved with the family and my aunt. >> he didn't have family of his own so he kind of attached himself to yours? >> yeah. >> but they weren't b