The FBI doesn't usually consult with music therapists to solve their cases. But Kendra Michael's astonishing powers of observation and analysis have made her a favorite of law enforcement agencies all across the country. Blind for the first twenty years of her life, she cares little for investigative work but can't deny her unique skill, or the results she's been able to facilitate. Now former FBI agent Adam Kyle needs Kendra's special brand of help for a murder investigation.