did you come into orange on thursday? >> no. >> reporter: police had to consider this. maribel told lucy things were not working out with paul. >> she was on online talking to people. >> reporter: maribel was back on plenty of fish and back online and was dating a guy from the military. how would she describe that guy? >> she had i met someone very interesting and we have a lot in common. >> reporter: i thought good? >> i thought great. >> reporter: they planned a date for cinco de mayo, about two dates before that date was to happen maribel vanished so police talked to that man and made a recording of the conversation. so ed, any way. there was also an ex-boyfriend who had been calling. police needed to check him out. and there was this lead.