A farmer is confronted with dark forces seeping into his rural community, leading to an investigation into the county lines drug cartel.
Nathan grows suspicious when an unexpected visitor arrives at the farm, looking to rent their barn; Johnny reconnects with his old friend Rhys, who is now a drug dealer, and is tricked into drug running to pay off a debt.
Nathan follows a Land Rover he saw launch a spy drone, which leads him to his brother, Caleb, and his girlfriend; convinced their new cleaner Eva took the drug parcel, Johnny breaks into her house to retrieve it.
Tensions rise as Rhys's boss, Kenny, confronts Johnny and Sadie about being short; Kenny follows them home, leading to an assault with deadly consequences.
After learning Kenny has gone missing, the police decide to raid the front for his drug operation; PC Crowther gets an anonymous tip about a burnt-out car at the quarry, and her suspicions rise when Nathan shows up at the scene.
Drug kingpin Turuk arrives at the Williams farm seeking retribution; In an effort to save his family, Nathan offers him the farm next door as a new warehouse; Crowther receives an eyewitness account of the person who destroyed the car.
Knowing Nathan interfered with her eyewitness's account, Crowther stops at nothing to find out what happened to Kenny; Nathan, Eva, and Caleb try to thwart Crowther's investigation.
