The plot of the TV show is based on the work by Luke Jennings. At the center of attention of the story is Villanelle, a girl that commits crime after crime. Her motives are unclear but everybody is sure she is just a psychopath. She is haunted by an employee of the security service named Eve. The heroine has spent a lot of time in the police department doing a boring paperwork. But now she has managed to practice. But the case Eve is to solve is really complicated.