Also, who’s life is so serious at 20(someone with similar to Mollie’s circumstances anyway), that they choose to disappear without a trace? You would have to be in some very serious trouble, or involved with something very shameful to do this. She could have moved to the other side of the country and start a new life near her Dad. She seems like someone who had options, not the depraved type of individual who not only needs to disappear, but to hurt everyone she loves in the process and cost her community and local, state and federal LE, tax payers huge amounts of money and resources.