Jackie returns to rehab, but only to help further her investigation. Ray starts closing in on Osito at the same time he and Renee cross the line. Junior takes the first step to becoming a soldier.
Jackie Quinones, a hard-partying lesbian National Marine Fisheries Service agent, has her free-wheeling life thrown into disarray when she discovers a body on the beach - another casualty of Cape Cod's opioid epidemic. As a result of this trauma, Jackie takes the first steps toward becoming sober - until she becomes convinced that it's up to her to solve the cuddle.