Mason and Strickland lean on Virgil, again, for extra-legal assistance. Following Sister Alice's recovery from a frightening episode, Birdy urges her daughter to renounce her claims about baby Charlie. E.B. faces the reality of his financial situation and takes his frustrations out on Della.

While Mason and Della run a solemn errand up north, Strickland tracks down the sergeant originally assigned to the Dodson case. Before returning to L.A., Mason drops in on his ex-wife Linda and son Teddy, hoping to make amends for his recent shortcomings. Della sets out to find Mrs. Dodson more capable legal representation.

As Emily's trial begins and a damning witness testimony takes center stage, Mason attempts to recover from a shaky start. Meanwhile, in their search for clues that might lead to an exoneration, Della and Strickland investigate a potential connection between Detective Ennis and Charlie's kidnappers. Later, Mason considers betraying Drake's trust to give his client an edge.

1933. In the months following the Dodson trial, an aimless Perry leans on Della to keep the law firm afloat. While Paul accepts a job from an unlikely source, corrupt oil scion Brooks McCutcheon recruits Detective Holcomb in his quest to reshape the future of Los Angeles.

When Paul’s explosive discovery blows a massive hole in Rafael and Mateo’s story, Perry begins to question his clients’ innocence, while Della doubles-down on the case.

As the Gallardos’ trial nears, Perry attempts to negotiate with the DA. Rafael and Mateo recount the real-life consequences of the McCutcheons’ Los Angeles expansion. Later, the pursuit of a lead lands Paul in danger, and Perry makes a convincing demonstration in court.

As their final day in court nears, Mateo and Rafael prepare for the worst, while Perry, Della, and Paul work with an unlikely ally to sway the prosecution’s hand. Then, after making his closing arguments, Perry faces the consequences of his relentless pursuit of justice.