On the day of the apocalypse, Clausen executes a search warrant at the power plant as Jonas and Claudia use the time machine to connect past and future.

Armed with a plan to prevent the apocalypse, Jonas travels to 2019. During the Nielsens’ anniversary party, Ulrich sneaks off with Hannah.

Six months after the disappearances, the police form a task force. In 2052, Jonas learns that most of Winden perished in an apocalyptic event.

Claudia reveals to Adam how everything is connected — and how he can destroy the knot.

Adam holds Martha captive in 2020. On the day of the apocalypse, an increasingly frantic Martha begs Bartosz for his help.

In 2020, a visitor delivers a warning to Claudia. The day before the apocalypse, Jonas begins to question Eva’s motives.