When a man known only as "The Digger" opens fire in a train station many are left dead. The only clue the FBI has is a hand written letter with demands on it. Agent Margurete needs help analyzing it and the best is retired specialist Kincaid.
2001
2014
2018
1976
2013
2017
1995
1985
1993
2008
2007
1979
2002
2020
2023
