When young runaway Craig prepares to jump from a church rooftop, his salvation comes in the unholy shape of a beast trapped in the form of a gargoyle. Silex runs an investigative service, chasing redemption from atop his perch. And he needs a young lad to do his footwork. Craig begins his new life by probing a series of murders that has menaced Scotland. The scenes are frightening, the motivation is a mystery, and the authorities are no help. So along with Father Harris, a hard-edged man of the cloth, Craig steps onto the streets of Edinburgh―and toward the dangerous task of catching a killer.

A demon seeking redemption, Silex has kept vigil over Edinburgh for countless years atop a local church as a gargoyle. With the help of his human assistant Craig, Silex solves the mysteries of the city below. But now a mystery lurks inside the church in the form of a young woman seeking sanctuary. The panicking girl raises Silex's suspicions. Craig has a more welcoming spirit—but he lacks his gargoyle mentor's centuries of experience. When they discover the young woman's connection to new threats menacing Edinburgh, will any of them be prepared for the danger that comes next? The story unfolds against the moody backdrop of Scotland in the 1930s, and feature infamous grave robbers Burke and Hare who return in this work of dark fantasy.

The blazing conclusion to the Stone Man Mysteries trilogy.In the climactic final volume of the Stone Man Mysteries series, the demon-turned-gargoyle Silex and his human helper Craig make the ultimate uneasy a partnership with the Devil himself. The prince of darkness is stuck on Earth, trapped in the body of Silex's previous assistant. When one of the Devil's lieutenants attempts to conquer both the underworld and living world, Silex and Craig will have to bust the Devil out of confinement in order to save humanity.