Dr. Lightman and Dr. Foster search for the truth in cases involving a devoutly religious high school student accused of killing a teacher, and a congressman accused of having an affair.

Lightman's team investigates cases involving a staff sergeant accused of raping a soldier, and a star college basketball player accused of taking a bribe from a wealthy booster.

A young serial killer who models himself after Dostoevsky's "Crime and Punishment" dares Harry to track him down.

A stuffy dinner party in the home of Harry's former colleague goes awry when a vomiting bug hits all the guests but Harry; after the cause of the sickness is traced to a dead body in the home's well, Vicky Boyle leads the investigation.

When PRIDE enlists the help of dirty cops to bring the Runaways to their knees, it’s a race to outwit, outthink, and outflank Awol and Flores. With deadly consequences.

Trapped in the Hostel with Awol and his tac team bearing down on them, Alex and the Runaways must hatch a plan to rescue Livvie and stave off the eminent attack.

The Runaways want just one day of fun. Can Leslie escape the confinement to dismantle the church? Can PRIDE appeal to the Runaways to come home before things get violent?

Upton must work with a Vice cop she dislikes to help Intelligence crack a drug-related murder.

In the wake of several gang-related child abductions, Intelligence must race against time to find a kidnapped boy. Owing to their swiftness and military precision, the team scours the VA records and tracks the suspects to a former Army Ranger. With his previous experience as a Ranger, Halstead convinces Voight to send him undercover to try and get information from inside.

Dr. Kroger questions his abilities after a patient becomes the prime suspect in a murder. He decides to retire but a distressed Monk is convinced someone else is responsible.

Monk and Natalie are sidetracked into a homicide investigation at a local music festival when a roadie turns up dead, due to a suspected overdose.

Monk meets his long lost father after 39 years.

When Dex's ex, a famous musician, comes to town for a performance, Dex must protect her from a stalker; Grey continues to receive the cold shoulder from Dex; Tookie and Lt. Cosgrove develop a new friendship.

Dex goes undercover after she is hired by a local politician to dig up dirt on his political opponent. Meanwhile, Grey and Liz's romance continues, and Dex celebrates a tense Friendsgiving at the Bad Alibi.

Riggs and Murtaugh investigate a murder in a hospital that leads them to the underworld.

Riggs and Murtaugh are drawn into a fatal world of conspiracy theories. Meanwhile, Riggs' relationship with Molly evolves and Murtaugh and Trish attempt to get Harper into a fancy pre-school.

Murtaugh's Christmas vacation in Hawaii is put on hold when he and Riggs are called to a homicide and the victim is an old friend.

The man sending notes to Rusty on behalf of Philip Stroh turns out to be a dangerous serial killer, causing Rusty to be in more danger with his sting operation than Major Crimes once thought.

As Major Crimes hunts down Rusty's would-be killer, Rusty takes the stand in a preliminary hearing against serial rapist Phillip Stroh.

Dr. Lightman and Dr. Foster search for the truth in cases involving a devoutly religious high school student accused of killing a teacher, and a congressman accused of having an affair.

Lightman's team investigates cases involving a staff sergeant accused of raping a soldier, and a star college basketball player accused of taking a bribe from a wealthy booster.

An investigation into the death of a judge's daughter leads Dr. Lightman to the girl's prep school, while Dr. Foster investigates a NASA pilot who crashed on a test flight.

Sarah gets a mysterious message; Mitch befriends a runaway girl; Richmond questions his political future.

Sarah looks into the Larsen family secret ; Stan confronts his past; Mitch shelters a runaway girl.

When Dex's ex, a famous musician, comes to town for a performance, Dex must protect her from a stalker; Grey continues to receive the cold shoulder from Dex; Tookie and Lt. Cosgrove develop a new friendship.

Dex goes undercover after she is hired by a local politician to dig up dirt on his political opponent. Meanwhile, Grey and Liz's romance continues, and Dex celebrates a tense Friendsgiving at the Bad Alibi.

Dex is confronted with unresolved feelings from her past when she is hired by Sue Lynn to investigate a case with the widow of Dex's former flame. Meanwhile, Dex and Grey's friendship is put to the test by his new romance with Liz.

Riggs and Murtaugh investigate a murder in a hospital that leads them to the underworld.

Riggs and Murtaugh are drawn into a fatal world of conspiracy theories. Meanwhile, Riggs' relationship with Molly evolves and Murtaugh and Trish attempt to get Harper into a fancy pre-school.