Twenty Questions

Sixteen-year-old Anna Lewis has been abducted from her home by a suspected killer, and she's running out of time. A serial murderer known for stalking and kidnapping teenage girls is on the loose in Texas, and the FBI is struggling to find a lead. That is, until Special Agent Cassie Murray, fresh out of the academy, returns to Dallas to begin her career. On day one, a series of mysterious phone calls and an invitation to play a game of Twenty Questions draws Cassie into the center of the hi...