In the gripping crime novel "A Sinner's Sanctum," Detective Lyonharte is a man tormented by his past. Haunted by the chilling visions of demons and the faces of women he couldn't save, he finds himself on the trail of a ruthless serial killer. The city's underbelly reveals a pattern of murders, each victim a grim echo of Lyonharte's nightmares. As the detective delves deeper into the investigation, he must confront his own demons to stop the killer's macabre dance with death. But in this high-stakes game of cat and mouse, Lyonharte learns that the line between the hunter and the hunted can blur, and the true monster may be closer than he fears.