When a prominent family is struck by a senseless murder, Quinn is drawn back into undercover duty to ferret out the killer. Thinking it to be a fairly simple case of homicide, he soon learns that things are not what they seem as more people die and apparent answers become nagging questions. A crime boss is drawn into the melee and violence escalates. Mistrust grows between Dan, his captain, and the police commissioner when a seam of corruption is revealed. Quinn’s quest leads him to an amazing discovery far from the city before he can solve the ultimate mystery of Blood Lust.