Six-year-old Stephen Devlin has vanished, his mother and grandmother horrifically murdered. At the scene of the devastating crime, forensic scientist Rhona Macleod finds a chilling African talisman, made from the bones of a child.

Working with DS Michael McNab, Rhona joins a task force that has been formed in a desperate attempt to track down the missing child before it’s too late. As the case builds momentum, it becomes clear the killer’s motive was linked to the fact that the boy and his mother had recently returned from Nigeria.

When further victims are found, Rhona realizes she must decipher the talisman’s meaning if they are to have any hope of finding Stephen before he becomes the next link in the killer’s chain …