timespace coordinates: German small town Winden
The first season takes place primarily in 2019 but expands to include stories set in 1986, 1953, and – in the final scene of the first season – 2052, with several characters portrayed at various ages by multiple actors.
The second season takes place several months after the first, depicting the initial stories in 2020, 1987, and 1954, respectively, while continuing the future-set storyline into 2053, and adding a fifth storyline, set in 1921. The third season introduces a storyline based in 1888 and a parallel reality featuring alternate versions of many main characters.
In the aftermath of a child’s disappearance, Dark follows characters from the fictional German town of Winden as they pursue the truth. They follow connections between four estranged families to unravel a sinister time travel conspiracy which spans several generations. The series explores the existential implications of time, and its effect on human nature. (wiki)