Detective Sam Hodiak of the LAPD and undercover officer Brian Shafe initiate the search for Emma Karn, a teenager who has become entangled with the notorious cult leader, Charles Manson.

In a city simmering with racial unrest, Hodiak and Shafe navigate the complexities of a difficult murder investigation. Separately, Manson exerts pressure on Emma’s father, Ken Karn, compelling him to facilitate an introduction with a power…

The city held its breath after the drug dealer’s murder, the investigation quickly centering on Shafe’s informant. Simultaneously, Shafe and the newly assigned Officer Charmain Tully embarked on an undercover operation within the notorious …

Hodiak’s inquiry into Art Gladner’s death leads him to Lucille, his late wife, who manages a burlesque club. Meanwhile, Manson shelters Emma, but Hodiak, urged by Grace, eventually locates her and returns her to her home.

The murder investigation gripping South Central tightened its hold on the Black Panthers, escalating the already simmering tensions. Amidst the growing unrest, Emma fled her home. Meanwhile, Hodiak sought out Manson, delivering a brutal bea…

Charlie is recovering. Charmain has secured a case. Hodiak is pursuing the individual responsible for harassing Shafe's family. Shafe assists Hodiak in relaying a message to his son.

A visitor arrives unexpectedly at Cutler's door. Meanwhile, Hodiak and Shafe investigate the death of a Hollywood celebrity. Elsewhere, Charlie seeks out firearms.

Karn harbors secrets. Disappointed by a record producer's rejection, Manson directs his frustration inward, affecting those closest to him. Shafe suffers a setback. Hodiak mourns the loss of a longtime companion.

Charmain’s initial patrol ends abruptly with the brutal deaths of her colleagues, an event that marks the beginning of a grim escalation in police violence.

Charlie probes Emma’s faithfulness. Shafe successfully navigates Guapo’s trial. Following his initial experience with LSD, arranged by Manson, Hodiak assists a colleague in law enforcement burdened by a confidential matter.

Doubt shadows their endeavor when Bunchy tasks Hodiak with uncovering the truth behind his brother’s death. In response, the Hodiak family rallies around Walt, offering support. Adding to the gathering, Charlie’s mother makes a visit.

The shadow of Emma’s absence falls heavily as the Manson family permits a documentary crew access to their lives. Meanwhile, Hodiak enters into an arrangement with Ken Karn, a desperate gamble to secure his son's future.

The season culminated with Emma’s return coinciding with Mary’s labor. Hodiak’s arrangement concerning Walt unravelled, and a murder investigation yielded unexpected repercussions.