Set in 1932 Los Angeles, the series focuses on the origin story of famed defense lawyer Perry Mason. Living check-to-check as a low-rent private investigator, Mason is haunted by his…

At a high school in a rural, isolated ranching community, families panic when teens contract a mysterious “kissing disease” that quickly spreads.

Fran languishes in the hospital while Alex and Chico try to solve the mystery of Manu’s whereabouts – and the truth behind another rave in the forest.

The youth of Progresso become more rebellious. Alex and Chico try to save Fran by bringing her to the village. Alex uncovers a dark family secret.

A video of Chico spreads quickly, leading to a brutal attack. Alex exposes the source of the disease. Progresso parents unite to cure their teens.

Her friends are alarmed when high school student Bel is stricken with a strange illness after a wild night of forbidden dancing, drugs, and kissing.

As Bel worsens, her friends map everyone who kissed at the party. Chico and Alex pursue secret romances. Fran worries about her mother’s health.

Controversy erupts over Bel’s burial and a kissing map goes viral on social media, fracturing the community as more students develop symptoms.

Life changes forever when things do not go as Joe planned. Kat has to choose side.

Joe runs out of options and is forced to put his loved ones at great risk. Mae makes tough demands on Reuel.

Kat witnesses when Volk takes the law into his own hands. Mae’s discussions with Senator Thrush have unintended consequences.

Joe continues to follow the evidence and makes a new discovery that intensifies his attempts to find Vasili.

Tracy and Mae decide to disappear for a while. Joe has finally learned of Vasili’s whereabouts and is aiming for a reunion.

Joe makes a new discovery in the hunt for the mole. At the same time, he realizes that he is not alone in monitoring a potential lead.

Reuel gets a nightly visit and realizes that he ended up in the middle of an unexpected conflict. Kat defies her own judgment when helping an old friend.

Joe is skeptical that Gordon is guilty and continues to look at alternative theories. Eva and Gordon unleash together and dig down the battle ax after a successful event.

Joe is lured back into the danger zone when he suspects that Bob’s killer and mole may be the same person.

Joe is travelling in Europe when he is approached by a Russian agent, who says he can identify a mole within the CIA in exchange for protection. Joe begins to…

An exploration of the case of the Golden State Killer who terrorized California in the 1970s and 1980s, committing 50 sexual assaults and 10 murders, and true crime author Michelle…

As 72-year-old former police officer Joe DeAngelo’s arrest unfolds in real time, chilling facts materialize that illuminate Michelle’s prescience in her book’s epilogue, “Letter to an Old Man.” Researcher Paul…

As Michelle’s loved ones cope with her sudden death, her work to unmask the Golden State Killer lives on. Inspired by McNamara’s interest in genealogy and online DNA testing services,…

Michelle and her editors agree to push her book deadline after being granted access to the Orange County Sheriff’s Department’s East Area Rapist / Original Night Stalker (EAR/ONS) room. Poring…

In 1979, law enforcement is thrilled when the East Area Rapist (EAR) attacks abruptly stop in Northern California, but in reality, the still unknown assailant has moved south to commit…

Michelle McNamara reflects on the 1984 murder of her childhood neighbor Kathy Lombardo, which she credits with planting the seed for her lifelong fascination with unsolved crimes. Local detectives who…

Delving into the world of online chat rooms and crime blogs, writer Michelle McNamara becomes immersed in the graphic details of the Golden State Killer case, connecting with like-minded sleuths,…

An unexpected encounter answers Alma’s lingering questions about the past weeks. García receives forensic results from the textile factory explosion.

The man who stole the evidence related to Brenda’s case tells García who hired him. Darío remembers where Esteban held him captive and returns there.

Zoe makes a confession to her mom. On the run, Leonardo calls Esteban for help. García obtains an audio recording from the last phone call Brenda made.

A gruesome find is made. Esteban gets hold of Leonardo’s phone records and shows them to Alma. Zoe detects Animus’s phone signal and zeros in on it.

The police apprehend a suspect carrying the evidence bag from Brenda’s case. Alma demands answers from Darío. Leonardo’s medical test results come back.

Lucinda insists she’s owed money. García reviews the security videos and gets suspicious. Leonardo reveals what happened the last time he saw Brenda.

Esteban asks Vallejo to steal police evidence. Leonardo makes an admission to his brother, and recalls his final meeting with Brenda at her home.

Leonardo orders an exhumation. A flashback reveals the rest that transpired between Esteban and Darío. Zoe receives a surprise visitor at school.

Zoe is taken on a mysterious outing. A clue at Darío’s shop leads Alma to a horrifying realization. Esteban’s review of the security videos pays off.

Evidence found at the picnic site spurs Leonardo to hunt down Darío. Later, after begging Alma not to air their dirty laundry, he suffers a breakdown.

Flashbacks reveal the start of Lucinda’s illness. To test a theory Esteban has, Alma follows his instructions and asks Darío to meet her at a motel.

Alma has second thoughts about leading Darío into Esteban’s trap and starts to panic. Meanwhile, Leonardo begins to suspect his wife is cheating on him.

Esteban shows Alma a case file. Zoe follows a GPS signal in hopes of finding Animus. Security video footage reveals the last person who visited Brenda.

When forensic evidence suggests Brenda had just met with a lover, the police focus their efforts on identifying him. Darío gets Alma to open up to him.

Alma reveals her lover’s name to Esteban, who pays him a visit. Darío finds an upsetting photo in his mom’s room. Zoe tries to figure out who Animus is.