"A serial killer is on the loose in San Diego, and he has a most unusual M.O.: With each kill, he leaves behind objects with unclear meanings. Most of the recent killings are centered near Kendra Michaels' home and office, so it comes as no great surprise when the FBI shows up at her door. The investigators soon make a startling discovery: the left-behind objects are actually souvenirs of other unsolved serial murder cases in various U.S. cities....

"Born blind, Kendra Michaels spent the first twenty years of her life living in the darkness. Then, thanks to a revolutionary medical procedure developed by England's Night Watch Project, she was given the gift of sight. Her highly-developed senses (honed during her years in the dark), combined with her new found vision, have made her a remarkable investigator, sought after by law-enforcement agencies all over the country. But her newest case finds...

Using carefully honed sensory skills gleaned from a childhood spent blind to solve cases, music therapist Kendra Michael is tapped by former FBI agent Adam Kyle, who is investigating the work of a serial killer who may be responsible for the disappearance of Kendra's ex.