Overview: In 2019, Jonas emerges from the cave into a strange but familiar world: the town of Winden, reeling from the recent disappearance of a young boy.
Overview: Martha travels to 1888 to warn her friends about the 2020 disaster. Winden residents past and present search for their missing loved ones.
Overview: Charlotte and Ulrich try to piece together what happened in the bunker. In different times and worlds, Jonas and Martha work to gain each other's trust.
Overview: Martha and Jonas travel to 2052 and get a glimpse of a grim future. In 1954, two residents of Winden go missing, and Hannah receives surprising news.
Overview: In 2020, a visitor delivers a warning to Claudia. The day before the apocalypse, Jonas begins to question Eva's motives.
Overview: Adam holds Martha captive in 2020. On the day of the apocalypse, an increasingly frantic Martha begs Bartosz for his help.
Overview: Across three centuries, Winden's residents continue their desperate quest to alter their fate and save their loved ones.
Overview: Claudia reveals to Adam how everything is connected — and how he can destroy the knot.