After fighting a murderous Rastafarian and drugged out gang bangers, Dr. Caitlin Ferguson and her crew of girlfriends return and embark on a well-earned vacation, a trek into the depths of the Grand Canyon. Their hiking trip ends abruptly when they discover a murder scene with bodies placed in a bizarre ritualistic fashion. The women attempt to return to their normal lives but someone and something is not allowing them to. When students go missing from the University of Colorado, Caitlin enlists her old friend Tiny, Sgt. Tamera Schuman of the Boulder Police Department. Foul play is suspected and a killer is out there. With her help, Caitlin and her group of women each with their own unique skills track the evidence only to discover more gruesome scenes in Boulder and Louisville. But the killer always seems to be one step ahead of them.Once again, Caitlin and her girls encounter the little glowing lights and strange displays of supernatural in the foothills of Colorado. Caitlin receives a a mysterious message which leads her back to the Grand Canyon. From the depths of the Grand Canyon to Boulder and Louisville, Colorado, and back again, Caitlin and her friends have made it her business to catch a killer.Silver Storm is the second book in the Caitlin Ferguson mystery series. It is a work of fiction, mystery and fantasy, with elements of the supernatural set in the Grand Canyon, Arizona, Boulder and Louisville, Colorado.