A violent storm traps Harry, Fergus and Lola in the local pub; cut off from the outside world, the trio are put in even more peril when they discover a kidnap victim in a car.

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?

Monk meets his long lost father after 39 years.

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.

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.

A father and his two children are missing from their home, and the team soon suspects that it may be related to marital issues. Meanwhile, Rusty has an urgent question for Provenza.

A Congressman who's friends with Voight is found with a dead Ukrainian girl.

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.

A violent storm traps Harry, Fergus and Lola in the local pub; cut off from the outside world, the trio are put in even more peril when they discover a kidnap victim in a car.

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.

Monk meets his long lost father after 39 years.

A Congressman who's friends with Voight is found with a dead Ukrainian girl.

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.

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.

Chase snoops around PRIDE hoping to discover their dark secrets and struggles with his betrayal of the Runaways. What happens to Karolina when she realizes who/what she really is?

When a wealthy matriarch is strangled to death during a video call with her relatives, the woman's daughter employs the services of the Wild/Reid Detective Agency.

Monk deals with leprosy on two fronts as he's called to testify that a leper is indeed alive so that his money isn't given away.

A man out on parole claims he did not commit the murder that sent him to prison, but he is killed himself soon afterwards. Meanwhile, Sharon has a meeting with Rusty's mother.

The Lie to Me gang attends a high profile wedding where the father of the groom, a Korean ambassador, has been getting death threats.

Dex goes undercover as a high school substitute teacher after an old classmate of hers enlists her help to find out who planted drugs on her daughter. Meanwhile, Dex and Liz's relationship gets too close for comfort.

Riggs and Murtaugh are thrown into the world of counterfeit money. When a group of teenagers inadvertently gets involved, it strikes a chord with Murtaugh, who is dealing with his own issues regarding his son, RJ. Meanwhile, Riggs decides to pay a visit to someone from his past.

The death of Judge Tommy Wells' daughter puts Intelligence on the track of a pill mill spreading into the suburbs of Chicago and the doctor enabling it. Meanwhile, Voight discovers who's been leaking information from the 21st.

Sarah tries to find Holder; Stan takes matters into his own hands; Richmond returns to City Hall.

A man out on parole claims he did not commit the murder that sent him to prison, but he is killed himself soon afterwards. Meanwhile, Sharon has a meeting with Rusty's mother.

Dex goes undercover as a high school substitute teacher after an old classmate of hers enlists her help to find out who planted drugs on her daughter. Meanwhile, Dex and Liz's relationship gets too close for comfort.

The Lie to Me gang attends a high profile wedding where the father of the groom, a Korean ambassador, has been getting death threats.

Riggs and Murtaugh are thrown into the world of counterfeit money. When a group of teenagers inadvertently gets involved, it strikes a chord with Murtaugh, who is dealing with his own issues regarding his son, RJ. Meanwhile, Riggs decides to pay a visit to someone from his past.