Bob Lee visits a local prison for answers about his father's murder; Julie takes a job helping the family lawyer; Nadine and Isaac grab Harris Downey, who knows more about Atlas than he realizes.

Harris gets on Bob Lee's nerves out on the road as they chase more leads. Nadine and Isaac locate a person of interest who may or may not be friendly.

Bob Lee and Isaac are put through the wringer by a member of Earl's Vietnam unit. Julie stands up to the Bama family. Nadine sneaks into a high tech security facility.

Bob Lee and Isaac meet with a former high level operative as they close in on solving Earl's death. Nadine is sent on a dangerous mission by a DOJ operative.

An attempt on Sam's life leads the Swaggers to shocking information left behind by Earl, which may have led to his death; Nadine and Isaac's team take a run at one of the heads of Atlas.