'Unfamiliar' is a Netflix original six-episode series that is rapidly gaining popularity on the platform. The story revolves around Simon and Meret Schäfer, a married couple who were once spies and are now trying to live a peaceful life running a safe house in Berlin. However, their past catches up with them, leading to a tense narrative filled with espionage and danger. As they celebrate their daughter Nina's 16th birthday, the couple is drawn into a web of intrigue when approached by a mysterious man connected to a high-ranking Russian military officer, stirring up suspense and thriller elements in the plot.

The show has received positive feedback for its engaging storyline and character development. Set against the backdrop of Berlin, it explores themes of trust, deception, and the impact of past choices that haunt the protagonists. Fans of thrillers may appreciate the blend of espionage and family dynamics portrayed in the series, making it more than just a standard thriller; it delves into the emotional complexities faced by the characters as they try to protect their family from the consequences of their former lives.

Overall, 'Unfamiliar' not only showcases a riveting plot but also raises questions about the nature of safety and the unforeseen consequences of one's past actions. With its current popularity on Netflix, it is likely to attract a broader audience looking for a thrilling series that combines action with deeper emotional narratives.