Raylan and Boyd collide on the hunt for Dewey Crowe, while bad blood simmering in the Crowe family finally boils over.

Following an attack on the Marshal's Service to avenge Danny's death, Boyd lands in the hot seat with Duffy and Picker. As Raylan struggles with being pushed aside at work, a powerful inmate's murder presents both danger and opportunity for Ava.

Raylan has one last shot at taking down Art's would-be assassin, while cartel killers have Boyd's back against the wall.

Raylan's investigation brings him into conflict with a paramilitary outfit, while Boyd and his partners try to salvage a profit from their heist.

Raylan follows a trail of illegal explosives in an attempt to pin Boyd, who discovers he's run afoul of a dangerous new player in town.

Raylan declares war on the deadly men who are forcing Harlan's most valuable real estate to change hands, while Boyd and Duffy seek out a crackpot safecracker to help do their dirty work.

When Ava makes a drastic decision, Raylan turns to an old friend for help. A suspicious Duffy looks into Ava’s release from prison.