Loretta calls on Raylan when she and her boyfriend get trouble with drug dealers, Boyd tries to keep Mara Paxton silent and wait for his new shipment, and Dewey Crowe gets a visit from his cousin from Florida.
Raylan is threatened by a mystery man at Charles Monroe's mansion, Boyd faces a surprise temptation while trying to figure out who stole his shipment, and cousin Daryl encourages Dewey to stand up to Boyd.
After Dewey receives orders to kill Wade Messer, Raylan is informed that Messer has been working as a confidential informant. Meanwhile, Boyd confronts cousin Johnny on his betrayal and puts a tail on him to find out more.
Art stumbles on Theo Tonin's right-hand man while investigating Nicky Augustine's death, Boyd tries to tie up loose ends with Lee Paxton, the sheriff, and cousin Johnny, and Raylan tries to get the Crowes to leave Harlan.
Raylan goes to Memphis to talk to Hot Rod after his men are killed in Mexico, things get tense as Boyd and Darrell wait for the drug shipment, and Boyd and Ava make a deal to get their drugs in prison.
When Art is shot and is in critical condition, the marshals round up the usual suspects, until an unlikely person confesses. Meanwhile, Ava prepares for the fallout for killing Judith, and Boyd tries to make a new deal with Wynn.
The Mexican cartel catches up with Boyd and demands payback for the dead bodies, Ava goes on the offensive after being accused of snitching, and Wendy faces a hard choice after she learns that Kendal will be tried as an adult.