i have to look at my calendar. >> very odd. >> yes. >> reporter: by now, prosecutor jessica wagner had moved on from odd to possibly criminal. jake's friends seemed credible. saying jake would never have taken off like that. his family? not so much. >> we couldn't buy the family's reasoning anymore. deborah rudibaugh said he headed to nevada for marshal arts fighting. then stephanie would tell everyone that deborah rudibaugh told her he was in portland or seattle and the cities kept changing and the reasons why he was leaving kept changing. >> and in any of those cities you couldn't find anyone who had seen him or talked to him. >> correct. >> reporter: since he disappeared, jake had never used a credit card, never used his passport. never gotten a new cell phone. and never visited an atm. and as she pieced it all together, the prosecutor wondered if millison had ever really left the ranch. >> the property that we are talking about was massive. they owned some hunting rights in various places up in the mountains. they had a quarry across the road. they had caves. >> reporter: by spring