Detective Inspector Joona Linna is pulled from administrative leave to investigate a brutal murder at a youth home, only to find himself entangled in a web of secrets that defies conventional police logic. While navigating the scrutiny of his superiors and his own personal turmoil, Linna must decipher the cryptic testimony of a local medium and the guarded silence of the home's residents. The narrative utilizes a third-person perspective to track the investigation, emphasizing the physical isolation of the crime scene and the psychological pressure exerted on the protagonist. As the body count rises, Linna faces a race against time to identify a killer who operates with calculated, disturbing precision.

This novel is widely recognized as a significant entry in the Nordic Noir genre, drawing frequent comparisons to the works of Stieg Larsson and Jo Nesbo. Critics and readers alike highlight the psychological complexity of the narrative and the authors' ability to maintain high levels of suspense throughout the investigation. The inclusion of a medium as a narrative device is often noted as a polarizing but effective element that adds a layer of haunting ambiguity to the procedural framework. The work is consistently praised for its dark, atmospheric tone and the relentless momentum of its plot, which keeps the reader engaged until the final resolution.