The events take place in a remote German town, where the disappearance of two children leads to the revelation of the intertwined relationships between four different families over many time periods.
Jonas wakes up to find himself in the future where everything has changed, while in 2019, the residents of Winden are trying to find a solution to all the mysteries and strange things that have appeared in the city with the disappearance of the child Mikkel before the entire city is gone.
With the final temporal episode nearing completion and history repeating itself, Jonas meets Martha again, but from another time dimension in an attempt to change history.