LAPD Detectives Tiago Vega and Lewis Michener investigate a murder; Tiago's brother, Raul, battles Councilman Charlton Townsend over California's first freeway; Tiago's mother, Maria, pleads with Santa Muerte.

Raul Vega lies on the brink of death; Tiago and Lewis meet radio evangelist Sister Molly Finnister; Councilman Townsend furthers his political goals; Peter Craft runs into Elsa at the beach; Lewis and his friends investigate Third Reich activities.

Tiago and Molly try to escape their complicated lives; Lewis interrogates a young Cal-Tech student; Townsend and Alex's agenda is jeopardised by a councilwoman; Peter Craft discovers a dark truth at Elsa's home; Mateo visits a Chicano dance hall.

Tiago scours Sister Molly's beach house for clues; Peter Craft invites Elsa to a party; Lewis asks a gangster to help battle the growing Nazi menace in Los Angeles; Josefina Vega has a harrowing encounter with the police; Mateo seeks retribution.

Josefina confides in Sister Molly, who's shocked to discover Josefina is Tiago's sister; Tiago and Lewis' investigation takes them to the Vega House; Townsend gets a lecture about his personal life; Tiago confronts Mateo.

Tiago and Lewis interrogate Diego; Adelaide warns Molly about her personal desires; Townsend learns of Kurt's surprising past; Peter Craft makes a decision about his marriage with Linda; Maria tracks down Mateo and pleads with him to come home.