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.

Things are not as they seem when Brenda and the team investigate the accidental murders of three college students caught in the middle of a gang shootout. Brenda must also continue her attempts at keeping her relationship with Fritz under wraps while her mother remains in town.

In an effort to get good PR for the department, Deputy Chief Johnson takes a journalist on a ride-along, but when the Crown Vic is targeted and shot at, Brenda is forced to live under 24-hour police protection, while being the key witness in the case she must solve.

When a Chinese business woman is found dead on the tour bus she and her husband operate, Brenda and the squad must dig deep to investigate her past life. Meanwhile, Brenda’s parents reveal to the squad that Brenda and Fritz are engaged.

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.

Returning to L.A. proves to be a challenge when Brenda's witness remains hesitant, causing her to be creative. The fallout left behind in Atlanta leaves Brenda's parents picking up the pieces while Fritz becomes buried underneath all the stress.

Brenda and the squad investigate the murder of a hair stylist; Brenda's parents stop in for a visit on their way to Alaska; Brenda's father wants to know when she and Fritz are going to tie the knot.

Brenda and the team investigate an apparent suicide that the medical examiner believes was actually a murder; Brenda's parents are staying with Fritz and Brenda for a few days.

The body of a man who stole $3 million in diamonds is found in the trunk of a car; the condition of the body makes determining the cause of death impossible.

Brenda and Fritz's attention is diverted by problems on the job even though their wedding day has finally arrived, and bad blood between the members of the Priority Homicide Division threatens to cause one of the officers to leave the department.

Brenda must reopen the case of a murdered psychiatrist when the man claiming to have committed the crime gives a statement that doesn't quite match the actual events. Based on evidence of the man's acquaintance with the doctor, Brenda believes there is a cover-up and sets out to unearth the truth. Willie Rae throws a roadblock in her path when she pops in for a visit, which actually appears to be an attempt to dump Brenda's handful of a niece onto the newlyweds during for the duration of summer break.

Brenda's holiday plans change suddenly when a man is attacked by a knife-wielding assailant who is accidentally run over and killed by the police officer responding to the 911 calls. Brenda & Fritz receive a huge surprise for Christmas from Brenda's parents.

Brenda finds she has another victim and later learns that her parents have been robbed and the Christmas gifts stolen from the RV. The investigation has to continue through Christmas day.

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

The murder of a priest puts the squad on a collision course with the Catholic Church and drives a wedge between Brenda and Chief Pope. Meanwhile, Brenda’s parents are in town while her father continues his cancer treatments.