"Country-pop ingenue Kayleigh Towne’s career is just reaching new heights with her huge hit single 'Your Shadow' — but fame is also bringing unwanted attention. An innocent exchange with a fan leads Kayleigh into the dangerous and terrifying realm of obsession, and when California Bureau of Investigation agent Kathryn Dance intervenes on the singer’s behalf, she draws the admirer's ominous attention to herself. Then a member of Kayleigh's road crew is murdered in an eerie echo of her chart-topping song. As Kathryn Dance races to stop the stalker with her considerable skills of investigation and body-language analysis, she soon discovers that Kayleigh has more than one frightening fan with a mission..."