Raylan's father is arrested in the wake of a confrontation with the tenant of a house he and Raylan's stepmother own.

Raylan foils an attempt on Ava's life and vows to find out who was behind it. Later, Raylan finds out that Ava may not have been the target.

When Boyd Crowder and his crusaders become vigilantes, Raylan takes it upon himself to try to shut them down.

In order to work for the Marshal's Office, Raylan's dad Arlo agrees to become a double agent and work for Bo Crowder. Meanwhile, Bo sets up a meth lab to get back in business.

Raylan chases a pregnant fugitive who has fallen into the hands of human traffickers.

Raylan's hunt for a killer puts him on a collision course with the Bennett clan, while Boyd plots a heist with treacherous new partners.

Raylan is assigned to protect a local coal mine executive as she tries to buy up land for the company but faces opposition from the Bennett clan.

Raylan and Winona's idyll is shattered by violence, as Boyd and the Bennetts struggle to rise from the ashes of chaos in Harlan.

Raylan realizes he wasn't the sole target of an attempted assassination, and confronts the unlikely culprit once and for all.

While Raylan closes in on an ever-more-unpredictable Quarles, Boyd enters into an unlikely alliance with Dickie Bennett in a last-ditch attempt to recover Mags's fortune.