Hightown, Cb.F.O.

In the Season Premiere, National Marine Fisheries Service agent Jackie Quiñones has a wrench thrown into her life when she uncovers a dead body on the beach, plunging her into an opioid ring investigation.

After discovering a lead on Sherry's murder, Jackie becomes determined to solve the case. Junior finds himself trapped, and Ray unprofessionally connects with his CI.

Jackie returns to rehab to help with her investigation. Ray starts closing in on Osito while he and Renee cross the line. Junior takes the first step to becoming a soldier.

Jackie finds out where Krista Collins stays but gets pulled back into her life. Ray comes face to face with Osito. Junior tries to reconcile with Donna's family.

Jackie goes on a bender, threatening everything, throwing her sobriety out the window, and ultimately putting Krista Collins in danger like never before. Junior has to prove himself in a new way. Ray and Renee go on a date.

Jackie and Junior struggle to cope in the wake of a traumatic event. Ray's investigation picks up speed. Ray is there for Renee when she needs him.