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.
1998
2022
1960
1990
1991
2005
2017
2001
2008
2007
2009
2003
2025
1993
1992
