Jackie is white-hot to prove herself as a cop and avenge the death of her best friend, Junior. Frankie teams up with his cousin while Rays off the force because of Renee. Theres a new deadly drug in town, Great White.
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 hug.