Brenda tangles again with an LA news reporter when he manages to scoop the murder of a man wearing a hidden wire. Adding another twist to the case, the victim was investigating a drug ring which blurs the line of jurisdiction between Brenda's PHD and Fritz's FBI.
Wendy goes undercover as a sorority sister to investigate ghost sightings at a university. Meanwhile, Tyler resurfaces and mistakes Lacey for the woman he met on the day of the Lucha Libre attack.
An impending divorce, a gambling habit, a young boy acting out and a teenage girl dating a rebellious stoner set the stage for tragedy when the mother of two children goes missing for several days. Clay, Grace's nephew, joins the OCPD Explorers program against his father's wishes and confronts Ham about his affair with Grace. And Butch becomes the target of a possible stalker who also happens to work closely with the police department.
A spontaneous date ends in near-violence for Nancy and Esteban; Silas reveals to Lisa that he grows pot, and she makes him a tempting offer; Andy and Doug smuggle their first customer across the border; Celia develops an addiction.