On the brink of an inevitable Nazi invasion, the BCR brace for impact as Kido races against the clock to find his son. Childan offers everything he has to make his way back to Yukiko. Helen is forced to choose whether or not to betray her husband, as she and Smith travel by high speed train to the Portal - with Juliana and Wyatt lying in wait.

A new community fights for survival in the Neutral Zone. Juliana and Joe get reacquainted, while Joe continues his undercover work for Himmler. Wyatt drops in on Juliana in San Francisco. Smith's past rises up to haunt him. Ed and Childan face a challenge on their way home to San Francisco. As tensions between the Reich and the Empire rise, Tagomi finds his life may be in danger.

Juliana Crain finds herself in a new world. In the wake of an attack on Trade Minister Tagomi, Chief Inspector Kido begins a crackdown against the suspected culprits: the Black Communist Rebellion. John Smith leads a military incursion into the Neutral Zone to capture Wyatt Price and his rebel army. Helen Smith’s new independence is tested as John comes to claim his daughters.

John Smith receives key intelligence from his officers at the Die Nebenwelt complex, while back at home he struggles with the changing dynamics of his family. Bell Mallory and the BCR join forces with Wyatt Price’s rebels. Kido tries to bond with his estranged son, Toru. Childan makes a connection with his Japanese assistant. Juliana discovers an enemy in one world can be a friend in another.

Juliana realizes time might be running out, but recruiting supporters continues to prove challenging. Tagomi finds himself in a dangerous life-or-death struggle. In therapy, Helen Smith crosses a line. Kido pursues his target in the Neutral Zone.

The BCR launches a massive assault across the JPS, and Kido finds the fate of the Empire in his hands. Childan becomes a captive of the Kempeitai. Helen resolves to support her husband by re-entering public life. Juliana and Wyatt arrive in New York to plan a daring new strategy against Smith.

Juliana embarks on a mission to stop the Nazis - a mission that reunites her with old friends. Thelma and Nicole grow closer, despite the risks. Smith learns more about the Nazis' efforts into alt-world travel. Kido demands Tagomi come clean about the films and his ability to travel. Kido coaxes crucial intelligence from Childan.

Wyatt’s rebels and the BCR join forces to attack Tokyo’s elite at Robert Childan’s auction. Helen comes back to the Reich to protect her children. Kido receives an unexpected call from the Yakuza. Smith sends an assassin to kill Juliana.

Juliana and Tagomi pursue the mysteries of the films and Juliana reunites with an old friend. Childan is anxious to return to San Francisco now that the reprisals have stopped, but a potential new romance makes Ed reluctant to leave. Kido receives intelligence that sets him on a new path. Smith finds himself celebrated by Nazi high society at a screening of Nicole's new film about Thomas.

With Wyatt's aid, Juliana flees San Francisco with the stolen Nazi secrets. Childan can finally return home; Ed decides to stay in the Neutral Zone. Tagomi makes revelations to Kido that change Kido's perspective. John Smith's career takes a turn.

Juliana returns home, only to discover new clues that lead her closer to unraveling the mystery behind the films. Meanwhile, Joe faces a tough debriefing upon his return home. Kido begins his investigation into the events surrounding the Crown Prince's speech, while Tagomi and Wegener make a last-ditch attempt to complete their mission.

After narrowly escaping death, Juliana discovers a family secret that could have global implications - and leads her to make a life-changing decision. Kido, Tagomi, and Frank all take dangerous risks, while back in New York, Joe settles into a normal routine, only to have it turned upside down when Smith gives him the opportunity he's waited for his whole life.

Juliana recognizes that her and Tagomi's fates are intertwined. Tagomi and Admiral Inokuchi realize the Reich is imposing a covert oil embargo on the Pacific States. Reichsmarschall Rockwell and J. Edgar Hoover plot against John Smith. Helen starts therapy to cope with her grief over Thomas, and takes drastic action to protect her family. Kido and Tagomi clash over Juliana.

John and Helen host Himmler and his wife for dinner, along with a new and dangerous threat from Berlin, Obergruppenführer Goertzmann. Juliana returns to the High Castle world, arriving in the ruins of what is now known as “The District of Contamination.” Kido is forced to turn against the Crown Princess by his general. A captive Hawthorne Abendsen shares some new tales from the High Castle.

John Smith discovers that one can get lost on the path not taken. Juliana attempts to decode hidden messages from Abendsen. Amid voices of dissent, Bell devises a new strategy for the BCR. Kido must decide where his true loyalties lie, even if it costs him the Empire.

Juliana’s instincts about Helen are put to the ultimate test. As San Francisco evacuates, Kido goes in search of his son, only to find himself a captive. A letter arrives, forever changing Childan and Yukiko’s lives. The BCR receives an unexpected offer of help from the Yakuza. Abendsen condemns Smith with his final prediction.

Juliana makes a startling discovery about her sister's death. Frank reflects on recent events and makes an important decision about his future, and Tagomi gains greater insight into Juliana's past.

Joe learns a truth about his past that makes him question everything. The rift between Frank and Ed widens as Frank is drawn further into the Resistance. In order to assure her safety, Juliana must betray someone close to her.

Nicole introduces Joe to an unexpected side of Berlin, that leads him down a new path. On her new mission, Juliana inserts herself into the Smith's inner circle. Tagomi is finally reunited with his family, only to be faced with the prospect of losing them again.

Juliana and Wyatt's mission takes them farther east and dangerously close to the center of a top-secret Nazi project. Trying to improve relations between their sides, Tagomi reaches out to Smith. Smith makes a crucial discovery. Kido finds closure.

Joe and Juliana must act quickly as a vicious bounty hunter known as The Marshal arrives in Canon City. Tagomi makes plans with Wegener to pass valuable secrets from the Reich, and Frank plots his revenge against the Japanese.

Joe is increasingly torn between duty and his growing feelings for Juliana. While Ed tries to stop Frank from making an irrevocable decision, Smith's investigation is interrupted when he has trouble with his witness, and Tagomi's plan goes awry as events take a dramatic turn at the Crown Prince's speech.

Juliana discovers she's far from safe from the Resistance in the Reich. Smith confronts the reality of the lengths he's willing to go to in order to protect his son. And another father - Joe's - tries to persuade him to give Berlin a chance. Frank also has a decision to make: how far is he prepared to go to help the Resistance cause?

As the Reichsführer continues to provoke the Japanese Pacific States, Juliana barely escapes a deadly situation and discovers a trove of Nazi secrets. John Smith tangles with his political adversary. The Nazis prepare for "Year Zero." Joe and Juliana come to a turning point in their relationship.

Joe Blake, a resistance fighter, leaves German New York with cargo for neutral Colorado. In Japanese San Francisco, Juliana Crane receives footage of the Allies winning the war and a bus ticket to Colorado from her sister. There, she meets Joe. Joe reveals a dark secret.