IQ 160

Marina Kapov, a cleaner at the Zagreb police station with exceptional analytical skills, becomes involved in the investigation of the death of lawyer Ana Tokić's husband. While the police suspect that her husband fled after the murder, Marina notices details that do not match the official version and discovers clues that point to the presence of a third person. Her ability to connect facts opens up new questions about false evidence and ulterior motives.

Marina starts working as a consultant in the police team, which detective Tomislav Ramljak is not very happy with. He gets involved in the investigation of Marko Katic's death, which at first glance looks like a suicide. Together with detective Ramljak, he uncovers clues that point to a more complex case, while doubts about the victim's identity open up new questions and lead the investigation in an unexpected direction. At the same time, Marina is faced with the story of Borna Horvat, a former partner, whose disappearance 15 years ago reopens questions from her past.

Marina and detective Ramljak take over the investigation of the disappearance of the girls Mija and Tee after the murder of their father. As clues lead to family conflicts, custody and business secrets, the police try to find out what really happened and find the girls before it's too late. The investigation reveals an increasingly complex web of lies, threats and ulterior motives.

The death of exotic animal veterinarian Fani Alavanje initially appears to be natural, but the clues found raise suspicions that there is something more behind her death. The investigation reveals complex relationships, hidden secrets, and details from Fani's life that change the picture of the case. Marina learns about an event from December 2010 that could be connected to Born Horvat.

The attempted murder of Emil Kajić triggers an investigation that uncovers a complex web of false identities, family secrets, and ulterior motives. Marina and Detective Ramljak discover that the story of his alleged daughter is not what it seems at first glance, and the clues lead them to a case related to a heart transplant. While trying to find out who is behind the attack, Marina is simultaneously confronted with new details from her past and questions raised by the story of Borno Horvat.