Detective Harry Doyle's personal life is falling apart. His wife is having an affair and he can't communicate with his troubled teenage daughter. Only his work with the Dog Squad and his younger daughter, Hannah, provide any warmth in his life. Yet Hannah is playing dangerous games.
Two apparently disparate murders have sufficient common threads to convince Harry that they are connected. And he is the connection. A vicious killer out for revenge puts his whole family horribly at risk.