Nick and Hank work with a detective to investigate a series of child abductions tied to the legend of the ghostly La Llorona, and Nick brings Juliette in to fill in as the precinct's Spanish translator. Meanwhile, Monroe has some fun of his own on Halloween.moreless
Kate gets involved with her client's mortgage problems while mediating bankruptcy negotiations.
Officer Jessica Tang prepares for her last day on patrol before she transfers to another precinct as sergeant, but she needs to deal with unresolved issues on her beat first. Ben Sherman and Danny Ferguson are partnered together as Sammy Bryant recovers from his injuries, but Ben wants to spend his time helping the prostitute and her daughter get away from the abusive pimp who is controlling their lives. Meanwhile, Lydia Adams makes a decision about her police duties during the rest of her pregnancy.moreless
A young man who had been scheduled to testify in one of Sammy Bryant's cases is killed as John Cooper and Jessica Tang are assigned to ride along with a documentary film crew. Det. Fernandez assigns Lydia to work as a field supervisor because the flu has created a shortage in officers on the street.moreless
Brenda faces a potential mess when the bodies of two south-of-the-border detectives are found dead in the back of a truck.