Radovan Orlak Orao fell off a skyscraper on the day when four of his old friends waited for him to celebrate his birthday. They had been friends since childhood, but now at middle age they see each other only occasionally. Faced with the fact that they actually knew very little about their friend’s recent life, they start meeting more regularly and try to find out the circumstances that led to Orao’s suicide or possibly even murder…

Filip lives in the small town of Samobor, which is near Zagreb. He works in the local library as a librarian. Even though he moved to the small town many years ago, he still misses the bustle of life in Zagreb. However, his boring routine is interrupted by the arrival of a new library manager, the pretty Elza. Soon, however, a series of strange deaths happen.