A secluded estate. A disturbing story. A descent into the shadows of the mind. Rick Walters, living in quiet isolation on his country estate, is unexpectedly drawn back into the world when filmmaker Sandra Mulder reenters his life. Their uneasy reunion takes a dark turn when Belgian mycologist Gérard Rapaille approaches them with a shocking revelation: a powerful pharmaceutical company is conducting secret experiments with a revolutionary drug derived from mysterious mushrooms. But what are they so desperate to hide? As Rick and Sandra begin to investigate, they are pulled into a world of manipulation, hallucinations, and moral decay. Each new discovery deepens the mystery-and forces Rick to confront the haunting truth about his own past. Could this case finally reveal what happened to his missing brother? Drenkman is a gripping psychological thriller about control, perception, and the fragile boundaries between trust and fear. A haunting exploration of how far people will go to escape pain-or to create it. Told in the brooding, immersive style of introspective noir, it lingers long after the final page. "With Drenkman, Peters confirms his place as an original and distinctive voice in Dutch thriller fiction."- Thrillzone For fans of literary psychological thrillers, introspective noir, and character-driven suspense