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 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.

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.

Juliana Crain makes a new acquaintance in the Neutral Zone - an Irish fixer named Wyatt - and soon finds herself on the run and seeking Tagomi's aid. The Japanese test an atomic bomb. Joe Blake is sent on a diplomatic mission to San Francisco. Kido hires a new sergeant. Nicole Dormer arrives in New York to head a new propaganda campaign. The Smiths struggle with the aftermath of Thomas' death.

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.