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.

Juliana and Joe are becoming closer and closer in the neutral Rocky Mountain states. Juliana finds a job in a local cafe and receives information of a mysterious King James bible in a local bookshop. Frank is tortured and interrogateed by the Japanese Occupation Military Police back home to know about Juliana's whereabouts.

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 and Frank make plans to escape the Pacific States, only to be dragged back into danger by Joe as he tries to retrieve a new film. Meanwhile, Smith's loyalty is put to the ultimate test when confronted with a startling family discovery.

With time running out, a desperate Frank is forced to put his life on the line to help Joe. The pieces finally fall into place for Smith as he uncovers who was behind the assassination attempt. Tagomi is devastated when he's confronted with the consequences of his scheming, and Kido's investigation takes a dramatic turn when he makes an important discovery.

As revelations abound, Juliana is forced to make the hardest decision of her life. Wegener returns to Germany to carry out his mission. Smith risks becoming the prey as he goes hunting with his assassin, and Kido desperately tries to close his investigation before his time runs out.

When Julianna allows Joe to flee from the hands of the Resistance, she is questioned on her loyalty, Obergruppenführer John Smith returns with news on the event that almost led to his death and Trade Minister Tagomi is overwhelmed by the vision of life if the Nazis had failed to win World War 2.

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.

Fighting to acclimatize to the strange new world of Nazi New York, Juliana seeks out the one person she thinks she can trust: Joe Blake. Angry and defiant after Juliana's departure, Frank is drawn to the Resistance movement and its charismatic leader. Joe confronts his own identity when he finally meets his father.

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.

Tagomi enlists Kido in a deception to save Japan from destruction. As Smith's life crumbles around him, he makes a dangerously bold play to hold onto his power. Joe tries to do the right thing but suffers the ultimate betrayal. Juliana must make a heart-wrenching choice that will shape the future of the world.

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 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.

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.

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.

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.