On December 5, 2015, nineteen-year-old Katelin Akens landed in Virginia to visit her family and meet her newborn nephew. She was scheduled to fly home to Arizona to start beauty school, but after her former stepfather offered to drive her to the airport, Katelin vanished. For years, mysterious text messages, a dumped suitcase in a drainage ditch, and cell tower pings pointed toward a dark truth. This is the timeline of what happened, the digital evidence that shattered a stepfather's alibi, and