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's new partner Leslie matches her ambition perfectly as their relationship deepens on and off the force. Frankie and Jorge continue to move forward but Charmaine, their New York connection, is a wild card. Jorge sows distrust between Frankie and Renee; as Alan turns to Frankie's old right-hand man, Ostio, to solve a case.
Jackie abandons her stakeout for a firey confrontation. Ray is once again humilitated, and does what he can to get back on the force.
Jackie and Leslie get deeper into the case, and with each other. Someone will make a decision they will regret.
Jackie and Ray both realize a distressing truth. Frankie feels threatened and Renee proves herself to be ruthless.
It's the day before Thanksgiving on the Cape: things are looking up for Ray, and looking grim for Jackie. Frankie is filled with anxiety over his business with Jorge.
It's Thanksgiving but the drugs and despair don't let up. Frankie, riding an ocean of anxiety, takes Renee to the point of no return. Ray is going all in on a case no one wants him on, and Alan's holiday dinner is interrupted.
Ray is so close to getting everything he's wanted, but he will have to maneuver things just right. Jackie's met with a crossroad and must choose how to move forward.
Renee risks everything to change her world around. Alan sets a trap that covers the entire Cape.
The whole "Great White" operation is cracked open, but a few mysteries remain. Ray's plan to get his job back has a complicated ending. Jackie goes from feeling like a hero after an important discovery to the zero who let something critical get away.