From Mo Hayder comes a dark, chilling instalment in the Jack Caffery Series—a psychological thriller where fear, obsession, and buried secrets collide.

When a series of disturbing discoveries point to something far more sinister beneath the surface, Detective Jack Caffery is drawn into an investigation that blurs the line between past and present. As the case unfolds, it becomes clear that the truth is tied to events long buried—and someone is determined to keep it that way.

Working alongside police diver Flea Marley, Caffery must navigate a web of tension, mistrust, and escalating danger. But as the pressure builds, both are forced to confront their own pasts, where the darkest secrets may be closer than they think.

✨ Genre: Crime Thriller / Psychological Thriller / Mystery
🌶️ Spice Level: Low (dark themes, not romance-focused)

📚 Series: Jack Caffery - Book 4

Dark, intense, and deeply unsettling—perfect for readers who love gritty crime, complex characters, and thrillers that push psychological boundaries.