DARK

 Dark is a German science-fiction thriller web series that revolves around the disappearance of two children in a small town called Winden. The story spans over multiple timelines and generations, and explores the interconnectedness of various families in the town and their secrets.

The main characters include Jonas, a teenager dealing with the loss of his father; Ulrich, a police officer investigating the disappearance of the children; and Charlotte, another police officer who is also investigating strange occurrences in the town.

As the story unfolds, the characters discover that there is a mysterious cave system beneath the town that is connected to a parallel universe. They also learn that the disappearance of the children is related to a time-travel experiment that occurred in the town in the 1980s, and that various families in Winden are interconnected through time.

The series explores themes such as time travel, the nature of existence, and the consequences of our actions. It has been praised for its intricate plot, well-developed characters, and strong performances from its cast.