An excavation project unearths the remains of a man and a woman who had been active in the counterculture scene before disappearing in 1969.
When the team goes to Morgan's old neighborhood to track an UnSub targeting middle-aged men, Morgan suspects they are looking for someone connected to the man who abused him as a child.
Raylan's feud with Quarles and the Detroit mob heats up; Raylan's interest in the oxy market put at odds with the FBI.
The shooting investigation of Holly Gribbs continues; someone is murdering people who have won millions on slot machines.
Diane Russell's decision to leave the precinct is made worse by the manner she goes about doing it; Medavoy and Sipowicz track robbers who prey on the elderly.