After a man is murdered while taking pictures of the stars from his balcony, the squad suspects the crime is somehow connected to the woman with whom he was having an affair. But their investigation is hindered by a missing murder weapon, as well as the difficult adjustment of moving into a new office.

Brenda and the Priority Homicide Team investigate a sniper who is killing gang members in and around MacArthur Park. Offering assistance is an ex-Army colonel who believes the sniper to be his son. As an all-out gang war looms, Brenda tentatively accepts his assistance.

Brenda finds herself at odds with the FBI in a struggle to gain control of the murder investigation of a well-known businessman. Deciding to work in tandem, Brenda finds herself working directly with Fritz, who was assigned to the case.

Brenda and the PHD investigate the murder of a personal trainer who was involved with the wife of a possessive husband with a temper. Complicating the investigation, their only witness is the man's frightened valet, who also has OCD.

Brenda and the team are called in to investigate the questionable disappearance of a shady financial investor. The team is a mess with Daniels now in another division, Gabriel doing double duty, and Provenza with behavior more curious than usual. In the meantime, Brenda and Fritz deal with a sick Kitty.

Brenda enters the high-stakes world of pharmaceutical research, when a drug trial for new anti-addiction medication lead to the death of one of the principal investigators. Nothing is quite as it seems as she investigates the high-powered president of the drug company sponsoring the trial, the seemingly easy-going psychiatrist and the teenaged participants in the study.

A judge is murdered in Griffith Park and Brenda's investigation takes an unexpected twist when her best witness, or perhaps her prime suspect, is his teenage son with autism. Challenged by the boy's behaviors, but convinced he has the clue to unraveling the case, Brenda must try to understand him in order to learn what he knows.

When a gay man is murdered, seemingly the latest victim of a string of hate crimes, Brenda must confront prejudices inside and out of the LAPD. Meanwhile, Flynn and Taylor step up their efforts to undermine Brenda once again, but with unexpected effects, as the team begins to rally around Brenda.

Brenda finds an opportunity to visit home when she attempts to track down a witness who disappears to Atlanta. Unfortunately, once she finds the witness, her holidays with family take on a whole new meaning.

Once again working with Fritz and the FBI, the team helps get to the bottom of a murder which occurred amidst a drug ring investigation. Also again, Brenda finds FBI feathers ruffled by her unorthodox methods.

Brenda's next case has her investigating the brutal murder of an actress who was dating through an online service, unfortunately the case takes a backseat because Brenda has an interview with the mayor for the next chief of police. Brenda still has second thoughts about whether she'd like the job.

Brenda has to figure out how house sitting led to the death of a young lady. As the fallout from the civil lawsuit continues Captian Rader has to broaden her investigation to include the LAPD while the realignment within be in LAPD gets started.

Brenda can't understand what led to a father's disappearance just as his daughter's single was about to hit the charts making her famous very quickly. Brenda has an opportunity to make her lawsuit disappear by settling with the family that brought it against her but that deal may not be as good as everybody hoped it would.

Fred Willard (Modern Family) guest stars as Santa Jack, the owner of a Christmas village who believes he could be the real Father Christmas.

Brenda's parents return with surprising news that keeps Brenda's mind from her case.

Three wealthy, spoiled and unruly children become the target of Brenda's investigation when their stepmother is murdered and the family butler seemingly commits suicide shortly thereafter. Riding heard on the trio is their family attorney, who cleans up their messes and provides them with alibis.

When an adolescent boy is found murdered where members of the Tres Colores gang frequently spend time, the subsequent murders of two more gang members point Brenda and the team to gang warfare. Unfortunately, the evidence trail leads them in a different direction.

A family works to protect their late minister's reputation from scandal. Meanwhile, most of the Major Crimes Division is subpoenaed, raising suspicions about the one who wasn't.

A body turns up on a home construction site, while Brenda and Fritz weigh the expense of a high priced attorney.

The death of a high school principal who had been trying to raise test scores at his school to prevent it from being closed causes Brenda and Fritz to fight over who has control of the case because an already existing FBI investigation causes the cases to overlap.

Brenda and the team must investigate the murder of high-profile model Heather Kingsley, who dies as a result of nicotine poisoning. As Brenda investigates, she is drawn into the world of celebrity beauty, where illusion is everything, and the standard high.

When a juror in the trial of an infamous mobster is found dead, Brenda and the Priority Homicide Division find that their involvement in solving the case may be affecting the jury's final decision. Complicating her personal life, Brenda faces another new challenge: a surprise visit from her mother.

Brenda and the team must determine if a murder was revenge or mere coincidence when a recently released murderer turns up dead, the victim of a hit-and-run. As usual, Brenda's personal life isn't much better: she must deal with a recently incapacitated Fritz.

When a reformed gang member is murdered, the case takes the team back to a familiar neighborhood where they find themselves unwelcomed. Brenda must figure out a way to solve what appears to have been a missed-mark murder and bring peace to an unstable community.

The team digs through several suspects that surface after a man's body is found inside an oversized box. Brenda finds the case the perfect platform to play the role of teacher to Gabriel as he prepares for his detective exam. When Brenda's niece, Charlie, gets out of hand, she and Fritz must consider ending her summer vacation with them.