Six months had passed since the vanishings, and the police established a dedicated task force to investigate. In the year 2052, Jonas discovered that the majority of Winden had been lost in a cataclysmic event.

Clausen and Charlotte speak with Regina. The Stranger transports Hannah to 1987, where Claudia experiences a disquieting event, and Egon pays a visit to a former adversary.

Helge, long presumed lost, reappears in 1954, yet refuses to speak with anyone but Noah. Seventeen years later, in 1987, Claudia arrives at Tannhaus with the time machine, prompting Egon to once more question Ulrich.

Jonas encountered a figure steeped in foreboding. As the children explored the cave's recesses, seeking answers, the adults convened within the bunker, exchanging information about the travelers they had encountered.

In 1987, Ulrich seized an opportunity. The children returned to the cave with the time machine, and Jonas discovered a potential deviation in the timeline, a possibility that might reshape what was to come.

Driven by a desperate strategy to avert the end of the world, Jonas journeys to the year 2019. Amidst the festivities of the Nielsens' anniversary celebration, Ulrich slips away with Hannah.

Martha encounters a stranger and discovers the truth of his identity. In 1987, Claudia attempts to avert Egon’s demise. Meanwhile, Hannah journeys back to 1954 for a meeting with Ulrich.

As the world fractured, Clausen carried out the search warrant at the power plant. Meanwhile, Jonas and Claudia navigated the currents of time, bridging the gap between what was and what would be.